#2A0203
Closest named color: Very Dark Brown (#1D0200). oklch(18.4% 0.068 25.3), rgb(42, 2, 3).
Aa
White text reads best on this color (18.94:1).
About this color
#2A0203 is a very dark, muted red. In OKLCH its lightness is 18%, its chroma 0.068 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.037 away. White text reads best on it, at 18.94:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.10:1 |
| White text | 18.94:1 |
Values
| HEX | #2A0203 |
| RGB | rgb(42, 2, 3) |
| HSL | hsl(358, 91%, 9%) |
| OKLCH | oklch(18.4% 0.068 25.3) |
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 #2A0203 | 18.94:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #2A0203 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #2A0203 text on white | 18.94:1 | AAA | Lc 104.8 | Preferred for body text |
| #2A0203 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#F9E4E2
oklch(93.5% 0.023 24.1)
-
Step 200
200
#F6CECA
oklch(88.4% 0.046 24.8)
-
Step 300
300
#F1ADA6
oklch(81% 0.081 25.6)
-
Step 400
400
#E67E77
oklch(70.7% 0.13 24.9)
-
Step 500
500
#DC5953
oklch(63.2% 0.166 25.6)
-
Step 600
600
#C73838
oklch(55.6% 0.18 25.2)
-
Step 700
700
#AB292A
oklch(49.1% 0.167 25.5)
-
Step 800
800
#8B2424
oklch(42.6% 0.139 25.3)
-
Step 900
900
#702422
oklch(37.7% 0.108 25.3)
-
Step 950
950 (this color)
#2A0203
oklch(18.4% 0.068 25.3)
#2A0203 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) | #0D0B03 | 0.074 |
| Deuteranopia (no green cones) | #171402 | 0.069 |
| Tritanopia (no blue cones) | #2F0003 | 0.013 |
| Achromatopsia (no color) | #111111 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A0203
#2A0203
oklch(18.4% 0.068 25.3)
- #001619
#001619
oklch(18.3% 0.031 206.1)
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 #2A0203, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.037
- Dark Maroon #3C0008 ΔE 0.047
- Deep Brown #410200 ΔE 0.060
- Dark Brown #341C02 ΔE 0.082
- Mahogany #4A0100 ΔE 0.082
- Almost Black #070D0D ΔE 0.084
- Chocolate Brown #411900 ΔE 0.091
- Dark Plum #3F012C ΔE 0.092
Use #2A0203 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.