#662118

Closest named color: Reddy Brown (#6E1005). oklch(35.3% 0.101 30.3), rgb(102, 33, 24).

Aa

White text reads best on this color (11.69:1).

About this color

#662118 is a dark, moderately saturated red. In OKLCH its lightness is 35%, its chroma 0.101 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.028 away. White text reads best on it, at 11.69:1.

Hue familyReds
Lightnessdark (35%)
Chromamoderately saturated (0.101)
Temperaturewarm
Nearest nameReddy Brown (#6E1005)
Black text1.79:1
White text11.69:1

Values

HEX#662118
RGBrgb(102, 33, 24)
HSLhsl(7, 62%, 25%)
OKLCHoklch(35.3% 0.101 30.3)

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.

PairWCAG 2ResultAPCAAPCA guidance
White text on #662118 11.69:1 AAA Lc -99.9 Preferred for body text
Black text on #662118 1.79:1 Fails Lc 7.8 Not readable
#662118 text on white 11.69:1 AAA Lc 96.1 Preferred for body text
#662118 text on black 1.79:1 Fails Lc 0.0 Not readable

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 900.

  1. Step 50

    50

    #FCF3F1

    oklch(97.1% 0.01 32.5)

  2. Step 100

    100

    #F8E5E1

    oklch(93.6% 0.022 31.8)

  3. Step 200

    200

    #F4CFC9

    oklch(88.4% 0.043 28.8)

  4. Step 300

    300

    #EEAFA4

    oklch(81% 0.076 30)

  5. Step 400

    400

    #E28272

    oklch(70.7% 0.122 30.4)

  6. Step 500

    500

    #D75F4D

    oklch(63.2% 0.155 30.6)

  7. Step 600

    600

    #C24030

    oklch(55.5% 0.169 30.2)

  8. Step 700

    700

    #A73123

    oklch(49% 0.157 30.3)

  9. Step 800

    800

    #882A1F

    oklch(42.7% 0.13 30)

  10. Step 900

    900 (this color)

    #662118

    oklch(35.3% 0.101 30.3)

  11. Step 950

    950

    #401812

    oklch(26.9% 0.064 30.5)

Export this scale for Tailwind in the Tailwind colors tool

#662118 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)#342F170.106
Deuteranopia (no green cones)#453E160.098
Tritanopia (no blue cones)#71101F0.036
Achromatopsia (no color)#3838380.102

Harmonies

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

Complementary

The opposite hue (180°).

  • #662118

    #662118

    oklch(35.3% 0.101 30.3)

  • #00444D

    #00444D

    oklch(35.4% 0.061 209.6)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #662118

    #662118

    oklch(35.3% 0.101 30.3)

  • #631F39

    #631F39

    oklch(35.3% 0.101 0.1)

  • #5A2F00

    #5A2F00

    oklch(35.4% 0.083 60.1)

Open the analogous palette in the generator

Split complementary

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

  • #662118

    #662118

    oklch(35.3% 0.101 30.3)

  • #00463D

    #00463D

    oklch(35.3% 0.064 180.7)

  • #004061

    #004061

    oklch(35.4% 0.081 239.7)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #662118

    #662118

    oklch(35.3% 0.101 30.3)

  • #00491E

    #00491E

    oklch(35.4% 0.097 150.3)

  • #283670

    #283670

    oklch(35.4% 0.101 270.3)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #662118

    #662118

    oklch(35.3% 0.101 30.3)

  • #364100

    #364100

    oklch(35.3% 0.084 119.9)

  • #00444D

    #00444D

    oklch(35.4% 0.061 209.6)

  • #442C67

    #442C67

    oklch(35.3% 0.1 300.1)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #662118, closest first.

Similar named colors

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

Use #662118 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.