#F53239
Closest named color: Strawberry (#FB2943). oklch(63.1% 0.228 25.3), rgb(245, 50, 57).
Aa
Black text reads best on this color (5.39:1).
About this color
#F53239 is a medium-light, vivid red. In OKLCH its lightness is 63%, its chroma 0.228 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Strawberry (#FB2943), ΔE 0.018 away. Black text reads best on it, at 5.39:1.
| Hue family | Reds |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.228) |
| Temperature | warm |
| Nearest name | Strawberry (#FB2943) |
| Black text | 5.39:1 |
| White text | 3.89:1 |
Values
| HEX | #F53239 |
| RGB | rgb(245, 50, 57) |
| HSL | hsl(358, 91%, 58%) |
| OKLCH | oklch(63.1% 0.228 25.3) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #F53239 | 3.89:1 | AA large text | Lc -70.0 | Content text, not long reading |
| Black text on #F53239 | 5.39:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #F53239 text on white | 3.89:1 | AA large text | Lc 64.5 | Content text, not long reading |
| #F53239 text on black | 5.39:1 | AA | Lc -37.1 | 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.
-
Step 50
50
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FFE2DF
oklch(93.6% 0.032 24.8)
-
Step 200
200
#FFCAC5
oklch(88.4% 0.061 24.6)
-
Step 300
300
#FFA59D
oklch(80.9% 0.108 25.3)
-
Step 400
400
#FC6B65
oklch(70.6% 0.179 25.1)
-
Step 500
500 (this color)
#F53239
oklch(63.1% 0.228 25.3)
-
Step 600
600
#D80021
oklch(55.6% 0.225 25.4)
-
Step 700
700
#B7001B
oklch(49.1% 0.199 25.2)
-
Step 800
800
#970014
oklch(42.6% 0.173 25.3)
-
Step 900
900
#7E0611
oklch(37.7% 0.148 25.5)
-
Step 950
950
#4B0A0C
oklch(27.1% 0.095 25)
#F53239 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #716637 | 0.248 |
| Deuteranopia (no green cones) | #A09031 | 0.227 |
| Tritanopia (no blue cones) | #FF0037 | 0.028 |
| Achromatopsia (no color) | #818181 | 0.230 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F53239
#F53239
oklch(63.1% 0.228 25.3)
- #009CA9
#009CA9
oklch(63.2% 0.108 205.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #F53239, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Strawberry #FB2943 ΔE 0.018
- Red Pantone #EF233C ΔE 0.022
- Pinky Red #FC2647 ΔE 0.023
- Cherry Red #F7022A ΔE 0.026
- Vermillion #F4320C ΔE 0.028
- Neon Red #FF073A ΔE 0.028
- Imperial Red #E63946 ΔE 0.030
- Bright Red #FF000D ΔE 0.032
Use #F53239 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.