#240F03
Closest named color: Very Dark Brown (#1D0200). oklch(19.7% 0.042 51.9), rgb(36, 15, 3).
Aa
White text reads best on this color (18.34:1).
About this color
#240F03 is a very dark, muted brown. In OKLCH its lightness is 20%, its chroma 0.042 and its hue 52°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.049 away. White text reads best on it, at 18.34:1.
| Hue family | Browns |
| Lightness | very dark (20%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.14:1 |
| White text | 18.34:1 |
Values
| HEX | #240F03 |
| RGB | rgb(36, 15, 3) |
| HSL | hsl(22, 85%, 8%) |
| OKLCH | oklch(19.7% 0.042 51.9) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #240F03 | 18.34:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #240F03 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #240F03 text on white | 18.34:1 | AAA | Lc 104.8 | Preferred for body text |
| #240F03 text on black | 1.14:1 | 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
#F9F4F1
oklch(97% 0.007 53.4)
-
Step 100
100
#F2E7E1
oklch(93.5% 0.014 50.8)
-
Step 200
200
#E9D4C9
oklch(88.4% 0.028 49.6)
-
Step 300
300
#DCB8A3
oklch(80.9% 0.051 52)
-
Step 400
400
#C99372
oklch(70.7% 0.08 52.5)
-
Step 500
500
#BA774C
oklch(63.1% 0.102 52.6)
-
Step 600
600
#A65E2F
oklch(55.6% 0.112 51.5)
-
Step 700
700
#8E4D21
oklch(49% 0.104 51.7)
-
Step 800
800
#73401E
oklch(42.7% 0.085 52)
-
Step 900
900
#5D371E
oklch(37.7% 0.066 52.7)
-
Step 950
950 (this color)
#240F03
oklch(19.7% 0.042 51.9)
#240F03 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) | #151202 | 0.036 |
| Deuteranopia (no green cones) | #1A1603 | 0.032 |
| Tritanopia (no blue cones) | #280B0C | 0.025 |
| Achromatopsia (no color) | #141414 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #240F03
#240F03
oklch(19.7% 0.042 51.9)
- #001824
#001824
oklch(19.6% 0.04 231.9)
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 #240F03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.049
- Dark Brown #341C02 ΔE 0.059
- Dark Maroon #3C0008 ΔE 0.065
- Almost Black #070D0D ΔE 0.068
- Deep Brown #410200 ΔE 0.070
- Chocolate Brown #411900 ΔE 0.078
- Rich Navy #001219 ΔE 0.079
- Rich Black #0D1B2A ΔE 0.080
Use #240F03 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.