#280203
Closest named color: Very Dark Brown (#1D0200). oklch(17.9% 0.066 25), rgb(40, 2, 3).
Aa
White text reads best on this color (19.08:1).
About this color
#280203 is a very dark, muted red. In OKLCH its lightness is 18%, its chroma 0.066 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.032 away. White text reads best on it, at 19.08:1.
| Hue family | Reds |
| Lightness | very dark (18%) |
| Chroma | muted (0.066) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.10:1 |
| White text | 19.08:1 |
Values
| HEX | #280203 |
| RGB | rgb(40, 2, 3) |
| HSL | hsl(358, 90%, 8%) |
| OKLCH | oklch(17.9% 0.066 25) |
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 #280203 | 19.08:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #280203 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #280203 text on white | 19.08:1 | AAA | Lc 104.9 | Preferred for body text |
| #280203 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F9E4E2
oklch(93.5% 0.023 24.1)
-
Step 200
200
#F5CFCB
oklch(88.6% 0.043 25.1)
-
Step 300
300
#EFADA7
oklch(80.8% 0.079 24.8)
-
Step 400
400
#E48079
oklch(70.8% 0.125 24.9)
-
Step 500
500
#D95B56
oklch(63.1% 0.16 25)
-
Step 600
600
#C53C3B
oklch(55.7% 0.174 25.2)
-
Step 700
700
#A92C2E
oklch(49% 0.162 24.7)
-
Step 800
800
#892727
oklch(42.6% 0.133 24.8)
-
Step 900
900
#6F2624
oklch(37.8% 0.104 25)
-
Step 950
950 (this color)
#280203
oklch(17.9% 0.066 25)
#280203 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) | #0C0A03 | 0.072 |
| Deuteranopia (no green cones) | #161302 | 0.067 |
| Tritanopia (no blue cones) | #2D0003 | 0.013 |
| Achromatopsia (no color) | #101010 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #280203
#280203
oklch(17.9% 0.066 25)
- #001518
#001518
oklch(17.9% 0.031 206.5)
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 #280203, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.032
- Dark Maroon #3C0008 ΔE 0.052
- Deep Brown #410200 ΔE 0.066
- Almost Black #070D0D ΔE 0.080
- Dark Brown #341C02 ΔE 0.085
- Mahogany #4A0100 ΔE 0.088
- Chocolate Brown #411900 ΔE 0.095
- Dark Plum #3F012C ΔE 0.096
Use #280203 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.