#311E27
Closest named color: Jet (#212529). oklch(26.3% 0.033 349.7), rgb(49, 30, 39).
Aa
White text reads best on this color (15.60:1).
About this color
#311E27 is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.033 and its hue 350°. Its hue sits on the warm side of the wheel. The nearest named color is Jet (#212529), ΔE 0.036 away. White text reads best on it, at 15.60:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.033) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.34:1 |
| White text | 15.60:1 |
Values
| HEX | #311E27 |
| RGB | rgb(49, 30, 39) |
| HSL | hsl(332, 24%, 15%) |
| OKLCH | oklch(26.3% 0.033 349.7) |
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 #311E27 | 15.60:1 | AAA | Lc -105.1 | Preferred for body text |
| Black text on #311E27 | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #311E27 text on white | 15.60:1 | AAA | Lc 102.5 | Preferred for body text |
| #311E27 text on black | 1.34:1 | 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E5D4DB
oklch(88.6% 0.021 350.6)
-
Step 300
300
#D5B7C4
oklch(80.9% 0.038 350)
-
Step 400
400
#BF91A6
oklch(70.6% 0.062 349.7)
-
Step 500
500
#AF7591
oklch(63.1% 0.081 349.2)
-
Step 600
600
#9A5D7B
oklch(55.6% 0.089 349.5)
-
Step 700
700
#834D67
oklch(49.1% 0.08 350.2)
-
Step 800
800
#6B3F54
oklch(42.7% 0.068 350.3)
-
Step 900
900
#573646
oklch(37.8% 0.053 349.4)
-
Step 950
950 (this color)
#311E27
oklch(26.3% 0.033 349.7)
#311E27 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) | #202227 | 0.035 |
| Deuteranopia (no green cones) | #242527 | 0.033 |
| Tritanopia (no blue cones) | #341E21 | 0.013 |
| Achromatopsia (no color) | #242424 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #311E27
#311E27
oklch(26.3% 0.033 349.7)
- #132A22
#132A22
oklch(26.3% 0.033 169.2)
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 #311E27, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.036
- Dark #1B2431 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.053
- Dark Brown #341C02 ΔE 0.056
- Space Cadet #2B2D42 ΔE 0.059
- Chocolate Brown #411900 ΔE 0.063
- Eggplant #380835 ΔE 0.067
- Aubergine #3D0734 ΔE 0.068
Use #311E27 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.