#110303
Closest named color: Very Dark Brown (#1D0200). oklch(12.8% 0.031 22.5), rgb(17, 3, 3).
Aa
White text reads best on this color (20.22:1).
About this color
#110303 is a very dark, muted red. In OKLCH its lightness is 13%, its chroma 0.031 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.034 away. White text reads best on it, at 20.22:1.
| Hue family | Reds |
| Lightness | very dark (13%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.03:1 |
| White text | 20.22:1 |
Values
| HEX | #110303 |
| RGB | rgb(17, 3, 3) |
| HSL | hsl(0, 70%, 4%) |
| OKLCH | oklch(12.8% 0.031 22.5) |
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 #110303 | 20.22:1 | AAA | Lc -107.8 | Preferred for body text |
| Black text on #110303 | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #110303 text on white | 20.22:1 | AAA | Lc 105.9 | Preferred for body text |
| #110303 text on black | 1.03:1 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F1E7E6
oklch(93.6% 0.011 24.3)
-
Step 200
200
#E6D4D3
oklch(88.4% 0.02 21.4)
-
Step 300
300
#D8B8B6
oklch(81% 0.037 22.2)
-
Step 400
400
#C39390
oklch(70.8% 0.058 22.7)
-
Step 500
500
#B37774
oklch(63.1% 0.076 22.6)
-
Step 600
600
#9E605D
oklch(55.7% 0.082 23)
-
Step 700
700
#874F4D
oklch(49.2% 0.076 22.4)
-
Step 800
800
#6E413F
oklch(42.8% 0.063 22.8)
-
Step 900
900
#593735
oklch(37.7% 0.049 23.3)
-
Step 950
950 (this color)
#110303
oklch(12.8% 0.031 22.5)
#110303 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) | #050503 | 0.034 |
| Deuteranopia (no green cones) | #090703 | 0.029 |
| Tritanopia (no blue cones) | #140203 | 0.009 |
| Achromatopsia (no color) | #060606 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #110303
#110303
oklch(12.8% 0.031 22.5)
- #00090A
#00090A
oklch(12.7% 0.022 200.9)
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 #110303, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.034
- Almost Black #070D0D ΔE 0.048
- Rich Navy #001219 ΔE 0.074
- Midnight #03012D ΔE 0.105
- Rich Black #0D1B2A ΔE 0.109
- Dark Navy Blue #00022E ΔE 0.109
- Dark Maroon #3C0008 ΔE 0.114
- Dark Navy #000435 ΔE 0.118
Use #110303 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.