#40271C
Closest named color: Chocolate Brown (#411900). oklch(30.1% 0.042 44.5), rgb(64, 39, 28).
Aa
White text reads best on this color (13.77:1).
About this color
#40271C is a dark, muted brown. In OKLCH its lightness is 30%, its chroma 0.042 and its hue 44°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.043 away. White text reads best on it, at 13.77:1.
| Hue family | Browns |
| Lightness | dark (30%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.52:1 |
| White text | 13.77:1 |
Values
| HEX | #40271C |
| RGB | rgb(64, 39, 28) |
| HSL | hsl(18, 39%, 18%) |
| OKLCH | oklch(30.1% 0.042 44.5) |
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 #40271C | 13.77:1 | AAA | Lc -103.3 | Preferred for body text |
| Black text on #40271C | 1.52:1 | Fails | Lc 0.0 | Not readable |
| #40271C text on white | 13.77:1 | AAA | Lc 100.2 | Preferred for body text |
| #40271C text on black | 1.52:1 | 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
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E2
oklch(93.6% 0.015 44.2)
-
Step 200
200
#EAD4CA
oklch(88.5% 0.028 46.1)
-
Step 300
300
#DEB7A6
oklch(80.9% 0.051 44.8)
-
Step 400
400
#CC9177
oklch(70.8% 0.081 44.7)
-
Step 500
500
#BD7454
oklch(63.1% 0.103 44.1)
-
Step 600
600
#A85C38
oklch(55.6% 0.111 45)
-
Step 700
700
#904B2B
oklch(49.1% 0.104 44.4)
-
Step 800
800
#753E24
oklch(42.7% 0.086 45)
-
Step 900
900
#5F3522
oklch(37.7% 0.068 44.6)
-
Step 950
950 (this color)
#40271C
oklch(30.1% 0.042 44.5)
#40271C 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) | #2E2A1B | 0.037 |
| Deuteranopia (no green cones) | #332F1C | 0.035 |
| Tritanopia (no blue cones) | #462324 | 0.024 |
| Achromatopsia (no color) | #2D2D2D | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40271C
#40271C
oklch(30.1% 0.042 44.5)
- #13333E
#13333E
oklch(30.2% 0.042 223.5)
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 #40271C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.043
- Dark Brown #341C02 ΔE 0.052
- Jet #212529 ΔE 0.064
- Pakistan Green #283618 ΔE 0.066
- Gunmetal #293241 ΔE 0.070
- Onyx #343A40 ΔE 0.070
- Space Cadet #2B2D42 ΔE 0.071
- Mahogany #4A0100 ΔE 0.077
Use #40271C 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.