#40180E
Closest named color: Chocolate Brown (#411900). oklch(26.8% 0.065 35.2), rgb(64, 24, 14).
Aa
White text reads best on this color (15.49:1).
About this color
#40180E is a dark, muted red. In OKLCH its lightness is 27%, its chroma 0.065 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.018 away. White text reads best on it, at 15.49:1.
| Hue family | Reds |
| Lightness | dark (27%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.35:1 |
| White text | 15.49:1 |
Values
| HEX | #40180E |
| RGB | rgb(64, 24, 14) |
| HSL | hsl(12, 64%, 15%) |
| OKLCH | oklch(26.8% 0.065 35.2) |
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 #40180E | 15.49:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #40180E | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #40180E text on white | 15.49:1 | AAA | Lc 102.1 | Preferred for body text |
| #40180E text on black | 1.35:1 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F4D0C6
oklch(88.5% 0.043 36)
-
Step 300
300
#EEAF9F
oklch(80.9% 0.078 34.7)
-
Step 400
400
#E2836A
oklch(70.7% 0.123 35.6)
-
Step 500
500
#D75F41
oklch(63% 0.158 35.2)
-
Step 600
600
#C3411F
oklch(55.6% 0.172 35.2)
-
Step 700
700
#A83111
oklch(49.1% 0.16 35)
-
Step 800
800
#882B12
oklch(42.7% 0.132 35.4)
-
Step 900
900
#6E2817
oklch(37.7% 0.104 34.9)
-
Step 950
950 (this color)
#40180E
oklch(26.8% 0.065 35.2)
#40180E 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) | #231F0D | 0.065 |
| Deuteranopia (no green cones) | #2C270D | 0.060 |
| Tritanopia (no blue cones) | #471016 | 0.028 |
| Achromatopsia (no color) | #242424 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #40180E
#40180E
oklch(26.8% 0.065 35.2)
- #002B34
#002B34
oklch(26.6% 0.047 215.7)
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 #40180E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.018
- Dark Brown #341C02 ΔE 0.035
- Mahogany #4A0100 ΔE 0.041
- Deep Brown #410200 ΔE 0.042
- Dark Maroon #3C0008 ΔE 0.053
- Jet #212529 ΔE 0.074
- Dark Plum #3F012C ΔE 0.082
- Burgundy #610023 ΔE 0.087
Use #40180E 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.