#F53F4F

Closest named color: Watermelon (#FD4659). oklch(64.4% 0.217 21.4), rgb(245, 63, 79).

Aa

Black text reads best on this color (5.70:1).

About this color

#F53F4F is a medium-light, vivid red. In OKLCH its lightness is 64%, its chroma 0.217 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Watermelon (#FD4659), ΔE 0.022 away. Black text reads best on it, at 5.70:1.

Hue familyReds
Lightnessmedium-light (64%)
Chromavivid (0.217)
Temperaturewarm
Nearest nameWatermelon (#FD4659)
Black text5.70:1
White text3.68:1

Values

HEX#F53F4F
RGBrgb(245, 63, 79)
HSLhsl(355, 90%, 60%)
OKLCHoklch(64.4% 0.217 21.4)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #F53F4F 3.68:1 AA large text Lc -68.4 Content text, not long reading
Black text on #F53F4F 5.70:1 AA Lc 41.2 Non-text elements, placeholder text
#F53F4F text on white 3.68:1 AA large text Lc 62.9 Content text, not long reading
#F53F4F text on black 5.70:1 AA Lc -38.8 Non-text elements, placeholder text

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.

  1. Step 50

    50

    #FFF2F1

    oklch(97.1% 0.014 22.8)

  2. Step 100

    100

    #FEE2E1

    oklch(93.5% 0.031 20.2)

  3. Step 200

    200

    #FECAC8

    oklch(88.4% 0.059 20.9)

  4. Step 300

    300

    #FEA5A2

    oklch(80.9% 0.106 21.8)

  5. Step 400

    400

    #F86E71

    oklch(70.7% 0.17 21.1)

  6. Step 500

    500 (this color)

    #F53F4F

    oklch(64.4% 0.217 21.4)

  7. Step 600

    600

    #D70033

    oklch(55.6% 0.224 21.2)

  8. Step 700

    700

    #B60029

    oklch(49% 0.197 21.4)

  9. Step 800

    800

    #970020

    oklch(42.7% 0.172 21.5)

  10. Step 900

    900

    #7C0E1D

    oklch(37.8% 0.141 21.6)

  11. Step 950

    950

    #490D12

    oklch(27.1% 0.089 21.3)

Export this scale for Tailwind in the Tailwind colors tool

#F53F4F with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#746C4E0.237
Deuteranopia (no green cones)#A293490.217
Tritanopia (no blue cones)#FF00470.040
Achromatopsia (no color)#8585850.218

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #F53F4F

    #F53F4F

    oklch(64.4% 0.217 21.4)

  • #00A1A9

    #00A1A9

    oklch(64.5% 0.11 201.1)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #F53F4F

    #F53F4F

    oklch(64.4% 0.217 21.4)

  • #E7429C

    #E7429C

    oklch(64.4% 0.216 351.5)

  • #DA6900

    #DA6900

    oklch(64.5% 0.167 51.3)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #F53F4F

    #F53F4F

    oklch(64.4% 0.217 21.4)

  • #00A584

    #00A584

    oklch(64.3% 0.125 171.8)

  • #009ACE

    #009ACE

    oklch(64.4% 0.13 231.4)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #F53F4F

    #F53F4F

    oklch(64.4% 0.217 21.4)

  • #21AB00

    #21AB00

    oklch(64.5% 0.214 141.4)

  • #4687FF

    #4687FF

    oklch(64.3% 0.191 261.4)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #F53F4F

    #F53F4F

    oklch(64.4% 0.217 21.4)

  • #919500

    #919500

    oklch(64.5% 0.142 111.7)

  • #00A1A9

    #00A1A9

    oklch(64.5% 0.11 201.1)

  • #936DFF

    #936DFF

    oklch(64.5% 0.208 291.5)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #F53F4F, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #F53F4F in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.