#383F01

Closest named color: Dark Olive (#373E02). oklch(34.9% 0.079 116.6), rgb(56, 63, 1).

Aa

White text reads best on this color (11.17:1).

About this color

#383F01 is a dark, moderately saturated brown. In OKLCH its lightness is 35%, its chroma 0.079 and its hue 117°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive (#373E02), ΔE 0.004 away. White text reads best on it, at 11.17:1.

Hue familyBrowns
Lightnessdark (35%)
Chromamoderately saturated (0.079)
Temperaturein between
Nearest nameDark Olive (#373E02)
Black text1.87:1
White text11.17:1

Values

HEX#383F01
RGBrgb(56, 63, 1)
HSLhsl(67, 97%, 13%)
OKLCHoklch(34.9% 0.079 116.6)

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 #383F01 11.17:1 AAA Lc -99.5 Preferred for body text
Black text on #383F01 1.87:1 Fails Lc 8.2 Not readable
#383F01 text on white 11.17:1 AAA Lc 95.7 Preferred for body text
#383F01 text on black 1.87:1 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

    #F5F6F0

    oklch(97.1% 0.008 114.2)

  2. Step 100

    100

    #E9ECDF

    oklch(93.7% 0.018 117.3)

  3. Step 200

    200

    #D7DCC4

    oklch(88.4% 0.033 116.6)

  4. Step 300

    300

    #BEC69A

    oklch(80.9% 0.06 116.1)

  5. Step 400

    400

    #9DA862

    oklch(70.6% 0.094 116.2)

  6. Step 500

    500

    #859231

    oklch(63% 0.121 116.5)

  7. Step 600

    600

    #6F7C00

    oklch(55.6% 0.128 116.8)

  8. Step 700

    700

    #5D6800

    oklch(49.1% 0.113 116.8)

  9. Step 800

    800

    #4C5500

    oklch(42.7% 0.098 116.6)

  10. Step 900

    900 (this color)

    #383F01

    oklch(34.9% 0.079 116.6)

  11. Step 950

    950

    #252909

    oklch(26.9% 0.05 115.9)

Export this scale for Tailwind in the Tailwind colors tool

#383F01 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)#443B000.023
Deuteranopia (no green cones)#443C060.024
Tritanopia (no blue cones)#3C3B340.068
Achromatopsia (no color)#3B3B3B0.079

Harmonies

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

Complementary

The opposite hue (180°).

  • #383F01

    #383F01

    oklch(34.9% 0.079 116.6)

  • #3F305E

    #3F305E

    oklch(34.9% 0.079 297.2)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #383F01

    #383F01

    oklch(34.9% 0.079 116.6)

  • #4A3700

    #4A3700

    oklch(34.8% 0.071 87)

  • #194520

    #194520

    oklch(34.9% 0.079 146.8)

Open the analogous palette in the generator

Split complementary

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

  • #383F01

    #383F01

    oklch(34.9% 0.079 116.6)

  • #273863

    #273863

    oklch(34.9% 0.078 266.2)

  • #4F2A50

    #4F2A50

    oklch(34.9% 0.079 326.2)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #383F01

    #383F01

    oklch(34.9% 0.079 116.6)

  • #003F5C

    #003F5C

    oklch(34.8% 0.076 236.7)

  • #5A263B

    #5A263B

    oklch(34.9% 0.081 356.7)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #383F01

    #383F01

    oklch(34.9% 0.079 116.6)

  • #00434A

    #00434A

    oklch(35% 0.06 206.6)

  • #3F305E

    #3F305E

    oklch(34.9% 0.079 297.2)

  • #5D2723

    #5D2723

    oklch(34.8% 0.08 26.3)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #383F01, closest first.

Similar named colors

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

Use #383F01 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.