#27101B
Closest named color: Dark Maroon (#3C0008). oklch(21.2% 0.042 351.2), rgb(39, 16, 27).
Aa
White text reads best on this color (17.85:1).
About this color
#27101B is a very dark, muted red. In OKLCH its lightness is 21%, its chroma 0.042 and its hue 351°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.059 away. White text reads best on it, at 17.85:1.
| Hue family | Reds |
| Lightness | very dark (21%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.17:1 |
| White text | 17.85:1 |
Values
| HEX | #27101B |
| RGB | rgb(39, 16, 27) |
| HSL | hsl(331, 42%, 11%) |
| OKLCH | oklch(21.2% 0.042 351.2) |
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 #27101B | 17.85:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #27101B | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #27101B text on white | 17.85:1 | AAA | Lc 104.5 | Preferred for body text |
| #27101B text on black | 1.17:1 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F2E6EB
oklch(93.6% 0.015 350.1)
-
Step 200
200
#E9D2DB
oklch(88.5% 0.028 352)
-
Step 300
300
#DBB4C4
oklch(80.9% 0.05 351.7)
-
Step 400
400
#C88CA6
oklch(70.7% 0.08 351.7)
-
Step 500
500
#B86F91
oklch(63.1% 0.102 351)
-
Step 600
600
#A3567B
oklch(55.6% 0.11 351.1)
-
Step 700
700
#8B4668
oklch(49.1% 0.102 350.7)
-
Step 800
800
#713A54
oklch(42.7% 0.084 351.5)
-
Step 900
900
#5C3246
oklch(37.7% 0.067 350.8)
-
Step 950
950 (this color)
#27101B
oklch(21.2% 0.042 351.2)
#27101B 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) | #13151B | 0.045 |
| Deuteranopia (no green cones) | #18191A | 0.043 |
| Tritanopia (no blue cones) | #2A0F14 | 0.015 |
| Achromatopsia (no color) | #171717 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #27101B
#27101B
oklch(21.2% 0.042 351.2)
- #001F16
#001F16
oklch(21.3% 0.042 170.2)
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 #27101B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.059
- Rich Black #0D1B2A ΔE 0.060
- Eggplant #380835 ΔE 0.067
- Very Dark Purple #2A0134 ΔE 0.067
- Jet #212529 ΔE 0.067
- Dark #1B2431 ΔE 0.069
- Dark Plum #3F012C ΔE 0.071
- Very Dark Brown #1D0200 ΔE 0.071
Use #27101B 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.