#240300
Closest named color: Very Dark Brown (#1D0200). oklch(17.1% 0.061 34.6), rgb(36, 3, 0).
Aa
White text reads best on this color (19.30:1).
About this color
#240300 is a very dark, muted red. In OKLCH its lightness is 17%, its chroma 0.061 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.021 away. White text reads best on it, at 19.30:1.
| Hue family | Reds |
| Lightness | very dark (17%) |
| Chroma | muted (0.061) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.08:1 |
| White text | 19.30:1 |
Values
| HEX | #240300 |
| RGB | rgb(36, 3, 0) |
| HSL | hsl(5, 100%, 7%) |
| OKLCH | oklch(17.1% 0.061 34.6) |
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 #240300 | 19.30:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #240300 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #240300 text on white | 19.30:1 | AAA | Lc 105.2 | Preferred for body text |
| #240300 text on black | 1.08:1 | 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
#F7E5E1
oklch(93.5% 0.021 32.5)
-
Step 200
200
#F2D0C8
oklch(88.4% 0.04 33.4)
-
Step 300
300
#EBB1A2
oklch(81% 0.071 35)
-
Step 400
400
#DE856F
oklch(70.6% 0.115 34.7)
-
Step 500
500
#D36349
oklch(63.1% 0.147 34.4)
-
Step 600
600
#BE472B
oklch(55.6% 0.159 34.6)
-
Step 700
700
#A4371D
oklch(49.2% 0.149 34.5)
-
Step 800
800
#852F1B
oklch(42.8% 0.123 34.4)
-
Step 900
900
#6B2B1C
oklch(37.7% 0.095 34.5)
-
Step 950
950 (this color)
#240300
oklch(17.1% 0.061 34.6)
#240300 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) | #0C0900 | 0.063 |
| Deuteranopia (no green cones) | #151100 | 0.056 |
| Tritanopia (no blue cones) | #290002 | 0.017 |
| Achromatopsia (no color) | #0E0E0E | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #240300
#240300
oklch(17.1% 0.061 34.6)
- #001318
#001318
oklch(17.2% 0.03 214.9)
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 #240300, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.021
- Dark Maroon #3C0008 ΔE 0.065
- Almost Black #070D0D ΔE 0.072
- Deep Brown #410200 ΔE 0.076
- Dark Brown #341C02 ΔE 0.088
- Rich Navy #001219 ΔE 0.092
- Mahogany #4A0100 ΔE 0.098
- Chocolate Brown #411900 ΔE 0.101
Use #240300 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.