#33090A
Closest named color: Dark Maroon (#3C0008). oklch(21.8% 0.067 23.4), rgb(51, 9, 10).
Aa
White text reads best on this color (17.73:1).
About this color
#33090A is a very dark, muted red. In OKLCH its lightness is 22%, its chroma 0.067 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.025 away. White text reads best on it, at 17.73:1.
| Hue family | Reds |
| Lightness | very dark (22%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.18:1 |
| White text | 17.73:1 |
Values
| HEX | #33090A |
| RGB | rgb(51, 9, 10) |
| HSL | hsl(359, 70%, 12%) |
| OKLCH | oklch(21.8% 0.067 23.4) |
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 #33090A | 17.73:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #33090A | 1.18:1 | Fails | Lc 0.0 | Not readable |
| #33090A text on white | 17.73:1 | AAA | Lc 104.1 | Preferred for body text |
| #33090A text on black | 1.18:1 | 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
#F9E4E3
oklch(93.5% 0.023 20.9)
-
Step 200
200
#F5CECB
oklch(88.4% 0.044 23.2)
-
Step 300
300
#F0ADA8
oklch(80.9% 0.08 23.8)
-
Step 400
400
#E57E7A
oklch(70.6% 0.128 23.2)
-
Step 500
500
#DB5958
oklch(63.1% 0.164 23.4)
-
Step 600
600
#C6393E
oklch(55.6% 0.178 23.3)
-
Step 700
700
#AB2A30
oklch(49.2% 0.165 23.5)
-
Step 800
800
#8A2528
oklch(42.6% 0.136 23.6)
-
Step 900
900
#6F2425
oklch(37.6% 0.107 23.1)
-
Step 950
950 (this color)
#33090A
oklch(21.8% 0.067 23.4)
#33090A 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) | #15120A | 0.072 |
| Deuteranopia (no green cones) | #1F1B09 | 0.066 |
| Tritanopia (no blue cones) | #39010A | 0.020 |
| Achromatopsia (no color) | #181818 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33090A
#33090A
oklch(21.8% 0.067 23.4)
- #001F22
#001F22
oklch(21.8% 0.037 203.9)
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 #33090A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.025
- Deep Brown #410200 ΔE 0.035
- Mahogany #4A0100 ΔE 0.055
- Dark Brown #341C02 ΔE 0.057
- Chocolate Brown #411900 ΔE 0.061
- Very Dark Brown #1D0200 ΔE 0.069
- Dark Plum #3F012C ΔE 0.072
- Aubergine #3D0734 ΔE 0.081
Use #33090A 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.