#240904
Closest named color: Very Dark Brown (#1D0200). oklch(18.5% 0.048 35), rgb(36, 9, 4).
Aa
White text reads best on this color (18.81:1).
About this color
#240904 is a very dark, muted red. In OKLCH its lightness is 18%, its chroma 0.048 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.034 away. White text reads best on it, at 18.81:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | muted (0.048) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.11:1 |
| White text | 18.81:1 |
Values
| HEX | #240904 |
| RGB | rgb(36, 9, 4) |
| HSL | hsl(9, 80%, 8%) |
| OKLCH | oklch(18.5% 0.048 35) |
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 #240904 | 18.81:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #240904 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #240904 text on white | 18.81:1 | AAA | Lc 105.1 | Preferred for body text |
| #240904 text on black | 1.11:1 | 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
#F5E6E3
oklch(93.6% 0.017 31.1)
-
Step 200
200
#EDD2CB
oklch(88.4% 0.032 34.9)
-
Step 300
300
#E3B4A8
oklch(80.9% 0.058 34.7)
-
Step 400
400
#D38C7A
oklch(70.7% 0.091 34.9)
-
Step 500
500
#C56E58
oklch(63.1% 0.116 35.1)
-
Step 600
600
#B1543D
oklch(55.7% 0.127 35.1)
-
Step 700
700
#98442F
oklch(49.2% 0.118 35.2)
-
Step 800
800
#7B3828
oklch(42.6% 0.098 34.7)
-
Step 900
900
#643125
oklch(37.8% 0.077 34.4)
-
Step 950
950 (this color)
#240904
oklch(18.5% 0.048 35)
#240904 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) | #100E04 | 0.049 |
| Deuteranopia (no green cones) | #171404 | 0.045 |
| Tritanopia (no blue cones) | #290408 | 0.022 |
| Achromatopsia (no color) | #111111 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #240904
#240904
oklch(18.5% 0.048 35)
- #00161C
#00161C
oklch(18.5% 0.033 216.7)
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 #240904, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.034
- Dark Maroon #3C0008 ΔE 0.061
- Almost Black #070D0D ΔE 0.066
- Deep Brown #410200 ΔE 0.071
- Dark Brown #341C02 ΔE 0.074
- Rich Navy #001219 ΔE 0.081
- Rich Black #0D1B2A ΔE 0.086
- Chocolate Brown #411900 ΔE 0.089
Use #240904 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.