#240305
Closest named color: Very Dark Brown (#1D0200). oklch(17.2% 0.059 21), rgb(36, 3, 5).
Aa
White text reads best on this color (19.26:1).
About this color
#240305 is a very dark, muted red. In OKLCH its lightness is 17%, its chroma 0.059 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.025 away. White text reads best on it, at 19.26:1.
| Hue family | Reds |
| Lightness | very dark (17%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.09:1 |
| White text | 19.26:1 |
Values
| HEX | #240305 |
| RGB | rgb(36, 3, 5) |
| HSL | hsl(356, 85%, 8%) |
| OKLCH | oklch(17.2% 0.059 21) |
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 #240305 | 19.26:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #240305 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #240305 text on white | 19.26:1 | AAA | Lc 105.2 | Preferred for body text |
| #240305 text on black | 1.09:1 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F7E5E4
oklch(93.6% 0.02 21.4)
-
Step 200
200
#F2D0CE
oklch(88.6% 0.038 21.9)
-
Step 300
300
#EAAFAD
oklch(80.8% 0.069 20.9)
-
Step 400
400
#DD8482
oklch(70.7% 0.11 21.6)
-
Step 500
500
#D16263
oklch(63.1% 0.141 21.4)
-
Step 600
600
#BD454A
oklch(55.7% 0.155 21.3)
-
Step 700
700
#A2363C
oklch(49.1% 0.143 21)
-
Step 800
800
#842D31
oklch(42.7% 0.12 21.1)
-
Step 900
900
#6A2A2C
oklch(37.7% 0.092 20.7)
-
Step 950
950 (this color)
#240305
oklch(17.2% 0.059 21)
#240305 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) | #0B0A05 | 0.064 |
| Deuteranopia (no green cones) | #141104 | 0.059 |
| Tritanopia (no blue cones) | #290004 | 0.014 |
| Achromatopsia (no color) | #0E0E0E | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #240305
#240305
oklch(17.2% 0.059 21)
- #001415
#001415
oklch(17.4% 0.03 198.8)
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 #240305, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.025
- Dark Maroon #3C0008 ΔE 0.062
- Almost Black #070D0D ΔE 0.071
- Deep Brown #410200 ΔE 0.076
- Rich Navy #001219 ΔE 0.089
- Dark Brown #341C02 ΔE 0.091
- Very Dark Purple #2A0134 ΔE 0.096
- Rich Black #0D1B2A ΔE 0.097
Use #240305 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.