#311925
Closest named color: Jet (#212529). oklch(25.1% 0.043 349.3), rgb(49, 25, 37).
Aa
White text reads best on this color (16.19:1).
About this color
#311925 is a dark, muted red. In OKLCH its lightness is 25%, its chroma 0.043 and its hue 349°. Its hue sits on the warm side of the wheel. The nearest named color is Jet (#212529), ΔE 0.047 away. White text reads best on it, at 16.19:1.
| Hue family | Reds |
| Lightness | dark (25%) |
| Chroma | muted (0.043) |
| Temperature | warm |
| Nearest name | Jet (#212529) |
| Black text | 1.29:1 |
| White text | 16.19:1 |
Values
| HEX | #311925 |
| RGB | rgb(49, 25, 37) |
| HSL | hsl(330, 32%, 15%) |
| OKLCH | oklch(25.1% 0.043 349.3) |
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 #311925 | 16.19:1 | AAA | Lc -105.6 | Preferred for body text |
| Black text on #311925 | 1.29:1 | Fails | Lc 0.0 | Not readable |
| #311925 text on white | 16.19:1 | AAA | Lc 103.0 | Preferred for body text |
| #311925 text on black | 1.29:1 | 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
#E8D2DC
oklch(88.5% 0.028 348.4)
-
Step 300
300
#DBB4C6
oklch(81% 0.051 348.8)
-
Step 400
400
#C78CA8
oklch(70.6% 0.08 349.3)
-
Step 500
500
#B86F93
oklch(63.2% 0.103 349.5)
-
Step 600
600
#A3567D
oklch(55.7% 0.112 349.7)
-
Step 700
700
#8B466A
oklch(49.1% 0.104 349)
-
Step 800
800
#713A56
oklch(42.7% 0.085 349.5)
-
Step 900
900
#5C3247
oklch(37.7% 0.067 349.5)
-
Step 950
950 (this color)
#311925
oklch(25.1% 0.043 349.3)
#311925 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) | #1B1E25 | 0.046 |
| Deuteranopia (no green cones) | #212224 | 0.042 |
| Tritanopia (no blue cones) | #34181D | 0.016 |
| Achromatopsia (no color) | #202020 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #311925
#311925
oklch(25.1% 0.043 349.3)
- #07281E
#07281E
oklch(25% 0.043 169.2)
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 #311925, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.047
- Dark #1B2431 ΔE 0.052
- Eggplant #380835 ΔE 0.057
- Aubergine #3D0734 ΔE 0.058
- Dark Brown #341C02 ΔE 0.060
- Dark Plum #3F012C ΔE 0.061
- Oxford Blue #1B263B ΔE 0.061
- Dark Maroon #3C0008 ΔE 0.064
Use #311925 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.