#402F23
Closest named color: Onyx (#343A40). oklch(32.1% 0.032 56.5), rgb(64, 47, 35).
Aa
White text reads best on this color (12.73:1).
About this color
#402F23 is a dark, muted brown. In OKLCH its lightness is 32%, its chroma 0.032 and its hue 57°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.051 away. White text reads best on it, at 12.73:1.
| Hue family | Browns |
| Lightness | dark (32%) |
| Chroma | muted (0.032) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.64:1 |
| White text | 12.73:1 |
Values
| HEX | #402F23 |
| RGB | rgb(64, 47, 35) |
| HSL | hsl(25, 29%, 19%) |
| OKLCH | oklch(32.1% 0.032 56.5) |
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 #402F23 | 12.73:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #402F23 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #402F23 text on white | 12.73:1 | AAA | Lc 98.8 | Preferred for body text |
| #402F23 text on black | 1.64:1 | 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 950.
-
Step 50
50
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#F0E8E3
oklch(93.6% 0.011 54.5)
-
Step 200
200
#E5D6CC
oklch(88.5% 0.022 56.1)
-
Step 300
300
#D5BBA9
oklch(80.9% 0.039 56.8)
-
Step 400
400
#BF977C
oklch(70.7% 0.061 55.5)
-
Step 500
500
#AE7D5A
oklch(63% 0.078 56.3)
-
Step 600
600
#996640
oklch(55.6% 0.085 56.6)
-
Step 700
700
#835432
oklch(49.1% 0.079 55.6)
-
Step 800
800
#6A452A
oklch(42.6% 0.065 56.1)
-
Step 900
900
#563A26
oklch(37.6% 0.051 56)
-
Step 950
950 (this color)
#402F23
oklch(32.1% 0.032 56.5)
#402F23 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) | #343022 | 0.023 |
| Deuteranopia (no green cones) | #383423 | 0.021 |
| Tritanopia (no blue cones) | #452C2C | 0.023 |
| Achromatopsia (no color) | #323232 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #402F23
#402F23
oklch(32.1% 0.032 56.5)
- #233642
#233642
oklch(32.2% 0.033 236.9)
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 #402F23, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.051
- Pakistan Green #283618 ΔE 0.054
- Gunmetal #293241 ΔE 0.061
- Charcoal Grey #3C4142 ΔE 0.063
- Chocolate Brown #411900 ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.067
- Dark Brown #341C02 ΔE 0.071
- Dark Olive #373E02 ΔE 0.072
Use #402F23 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.