#613E1A

Closest named color: Mud Brown (#60460F). oklch(39.7% 0.07 63.9), rgb(97, 62, 26).

Aa

White text reads best on this color (9.49:1).

About this color

#613E1A is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.070 and its hue 64°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.028 away. White text reads best on it, at 9.49:1.

Hue familyBrowns
Lightnessdark (40%)
Chromamoderately saturated (0.070)
Temperaturewarm
Nearest nameMud Brown (#60460F)
Black text2.21:1
White text9.49:1

Values

HEX#613E1A
RGBrgb(97, 62, 26)
HSLhsl(30, 58%, 24%)
OKLCHoklch(39.7% 0.07 63.9)

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 #613E1A 9.49:1 AAA Lc -96.1 Preferred for body text
Black text on #613E1A 2.21:1 Fails Lc 12.2 Not readable
#613E1A text on white 9.49:1 AAA Lc 91.8 Preferred for body text
#613E1A text on black 2.21:1 Fails Lc -10.6 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

    #F9F5F1

    oklch(97.2% 0.007 67.7)

  2. Step 100

    100

    #F1E8E0

    oklch(93.6% 0.015 64.3)

  3. Step 200

    200

    #E7D6C6

    oklch(88.6% 0.029 65.7)

  4. Step 300

    300

    #D9BA9E

    oklch(80.9% 0.052 64.1)

  5. Step 400

    400

    #C69568

    oklch(70.6% 0.084 63.3)

  6. Step 500

    500

    #B77A3D

    oklch(63.1% 0.108 63.5)

  7. Step 600

    600

    #A26217

    oklch(55.6% 0.117 63.7)

  8. Step 700

    700

    #8B5106

    oklch(49.2% 0.109 63.7)

  9. Step 800

    800

    #71430C

    oklch(42.8% 0.09 64.1)

  10. Step 900

    900 (this color)

    #613E1A

    oklch(39.7% 0.07 63.9)

  11. Step 950

    950

    #36210D

    oklch(27% 0.045 62.4)

Export this scale for Tailwind in the Tailwind colors tool

#613E1A 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)#4941160.047
Deuteranopia (no green cones)#51491B0.042
Tritanopia (no blue cones)#6A36360.053
Achromatopsia (no color)#4646460.070

Harmonies

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

Complementary

The opposite hue (180°).

  • #613E1A

    #613E1A

    oklch(39.7% 0.07 63.9)

  • #224B6A

    #224B6A

    oklch(39.8% 0.07 243.7)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #613E1A

    #613E1A

    oklch(39.7% 0.07 63.9)

  • #67382D

    #67382D

    oklch(39.7% 0.07 34.1)

  • #534613

    #534613

    oklch(39.7% 0.07 94.5)

Open the analogous palette in the generator

Split complementary

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

  • #613E1A

    #613E1A

    oklch(39.7% 0.07 63.9)

  • #00505E

    #00505E

    oklch(39.7% 0.07 214.6)

  • #3B446D

    #3B446D

    oklch(39.8% 0.07 273.4)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #613E1A

    #613E1A

    oklch(39.7% 0.07 63.9)

  • #00534B

    #00534B

    oklch(39.7% 0.07 183.8)

  • #4F3D66

    #4F3D66

    oklch(39.7% 0.071 303.6)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #613E1A

    #613E1A

    oklch(39.7% 0.07 63.9)

  • #245235

    #245235

    oklch(39.7% 0.071 153.9)

  • #224B6A

    #224B6A

    oklch(39.8% 0.07 243.7)

  • #5E3857

    #5E3857

    oklch(39.8% 0.071 333.8)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #613E1A, closest first.

Similar named colors

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

Use #613E1A 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.