#1C0203
Closest named color: Very Dark Brown (#1D0200). oklch(15% 0.051 22.2), rgb(28, 2, 3).
Aa
White text reads best on this color (19.82:1).
About this color
#1C0203 is a very dark, muted red. In OKLCH its lightness is 15%, its chroma 0.051 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.012 away. White text reads best on it, at 19.82:1.
| Hue family | Reds |
| Lightness | very dark (15%) |
| Chroma | muted (0.051) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.05:1 |
| White text | 19.82:1 |
Values
| HEX | #1C0203 |
| RGB | rgb(28, 2, 3) |
| HSL | hsl(358, 87%, 6%) |
| OKLCH | oklch(15% 0.051 22.2) |
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 #1C0203 | 19.82:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1C0203 | 1.05:1 | Fails | Lc 0.0 | Not readable |
| #1C0203 text on white | 19.82:1 | AAA | Lc 105.6 | Preferred for body text |
| #1C0203 text on black | 1.05:1 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F5E6E5
oklch(93.7% 0.016 22.1)
-
Step 200
200
#EFD1CF
oklch(88.5% 0.034 22.4)
-
Step 300
300
#E5B2AF
oklch(80.9% 0.06 22.4)
-
Step 400
400
#D68885
oklch(70.6% 0.096 22.2)
-
Step 500
500
#C96867
oklch(63% 0.124 21.8)
-
Step 600
600
#B44E4E
oklch(55.5% 0.133 22.4)
-
Step 700
700
#9B3E3F
oklch(49.1% 0.125 22.2)
-
Step 800
800
#7E3434
oklch(42.7% 0.103 22.4)
-
Step 900
900
#662E2E
oklch(37.7% 0.081 21.7)
-
Step 950
950 (this color)
#1C0203
oklch(15% 0.051 22.2)
#1C0203 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) | #070603 | 0.056 |
| Deuteranopia (no green cones) | #0E0C03 | 0.051 |
| Tritanopia (no blue cones) | #200002 | 0.012 |
| Achromatopsia (no color) | #0A0A0A | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C0203
#1C0203
oklch(15% 0.051 22.2)
- #000E10
#000E10
oklch(14.9% 0.025 204.5)
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 #1C0203, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.012
- Almost Black #070D0D ΔE 0.061
- Rich Navy #001219 ΔE 0.083
- Dark Maroon #3C0008 ΔE 0.085
- Deep Brown #410200 ΔE 0.099
- Rich Black #0D1B2A ΔE 0.104
- Very Dark Purple #2A0134 ΔE 0.107
- Dark Brown #341C02 ΔE 0.110
Use #1C0203 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.