#240B13
Closest named color: Very Dark Brown (#1D0200). oklch(19.3% 0.044 1.9), rgb(36, 11, 19).
Aa
White text reads best on this color (18.54:1).
About this color
#240B13 is a very dark, muted red. In OKLCH its lightness is 19%, its chroma 0.044 and its hue 2°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.051 away. White text reads best on it, at 18.54:1.
| Hue family | Reds |
| Lightness | very dark (19%) |
| Chroma | muted (0.044) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.13:1 |
| White text | 18.54:1 |
Values
| HEX | #240B13 |
| RGB | rgb(36, 11, 19) |
| HSL | hsl(341, 53%, 9%) |
| OKLCH | oklch(19.3% 0.044 1.9) |
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 #240B13 | 18.54:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #240B13 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #240B13 text on white | 18.54:1 | AAA | Lc 105.0 | Preferred for body text |
| #240B13 text on black | 1.13:1 | 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
#FAF4F5
oklch(97.2% 0.007 5.6)
-
Step 100
100
#F3E6E9
oklch(93.6% 0.015 1.6)
-
Step 200
200
#EBD2D7
oklch(88.6% 0.029 4)
-
Step 300
300
#DFB3BE
oklch(80.9% 0.053 1.7)
-
Step 400
400
#CD8B9D
oklch(70.8% 0.083 1.6)
-
Step 500
500
#BE6D84
oklch(63.1% 0.106 2.3)
-
Step 600
600
#A9546E
oklch(55.7% 0.115 2.1)
-
Step 700
700
#91445C
oklch(49.2% 0.107 2.1)
-
Step 800
800
#76384B
oklch(42.7% 0.089 2.2)
-
Step 900
900
#5F313F
oklch(37.7% 0.069 1.5)
-
Step 950
950 (this color)
#240B13
oklch(19.3% 0.044 1.9)
#240B13 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) | #0F1013 | 0.049 |
| Deuteranopia (no green cones) | #161512 | 0.044 |
| Tritanopia (no blue cones) | #27090E | 0.011 |
| Achromatopsia (no color) | #131313 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #240B13
#240B13
oklch(19.3% 0.044 1.9)
- #001916
#001916
oklch(19.2% 0.034 184.5)
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 #240B13, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.051
- Dark Maroon #3C0008 ΔE 0.060
- Almost Black #070D0D ΔE 0.067
- Rich Black #0D1B2A ΔE 0.070
- Deep Brown #410200 ΔE 0.075
- Rich Navy #001219 ΔE 0.075
- Very Dark Purple #2A0134 ΔE 0.075
- Dark Brown #341C02 ΔE 0.079
Use #240B13 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.