#230510
Closest named color: Very Dark Brown (#1D0200). oklch(17.8% 0.054 0.5), rgb(35, 5, 16).
Aa
White text reads best on this color (19.07:1).
About this color
#230510 is a very dark, muted red. In OKLCH its lightness is 18%, its chroma 0.054 and its hue 1°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.042 away. White text reads best on it, at 19.07:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | muted (0.054) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.10:1 |
| White text | 19.07:1 |
Values
| HEX | #230510 |
| RGB | rgb(35, 5, 16) |
| HSL | hsl(338, 75%, 8%) |
| OKLCH | oklch(17.8% 0.054 0.5) |
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 #230510 | 19.07:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #230510 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #230510 text on white | 19.07:1 | AAA | Lc 105.2 | Preferred for body text |
| #230510 text on black | 1.10:1 | 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
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F5E5E9
oklch(93.6% 0.018 0.4)
-
Step 200
200
#EED0D8
oklch(88.5% 0.035 359.9)
-
Step 300
300
#E5B0BE
oklch(80.9% 0.064 1.1)
-
Step 400
400
#D5859D
oklch(70.7% 0.102 0.6)
-
Step 500
500
#C86485
oklch(63% 0.132 0.6)
-
Step 600
600
#B3496F
oklch(55.6% 0.143 0.5)
-
Step 700
700
#9A3A5D
oklch(49.2% 0.133 0.6)
-
Step 800
800
#7D304C
oklch(42.6% 0.111 0.2)
-
Step 900
900
#652C3F
oklch(37.8% 0.085 1)
-
Step 950
950 (this color)
#230510
oklch(17.8% 0.054 0.5)
#230510 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) | #0A0C10 | 0.061 |
| Deuteranopia (no green cones) | #13120F | 0.055 |
| Tritanopia (no blue cones) | #270309 | 0.016 |
| Achromatopsia (no color) | #101010 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #230510
#230510
oklch(17.8% 0.054 0.5)
- #001612
#001612
oklch(17.9% 0.033 180.2)
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 #230510, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.042
- Dark Maroon #3C0008 ΔE 0.064
- Almost Black #070D0D ΔE 0.069
- Very Dark Purple #2A0134 ΔE 0.075
- Midnight Purple #280137 ΔE 0.081
- Deep Brown #410200 ΔE 0.081
- Rich Navy #001219 ΔE 0.081
- Rich Black #0D1B2A ΔE 0.084
Use #230510 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.