#251638
Closest named color: Dark Purple (#35063E). oklch(23.9% 0.065 302.1), rgb(37, 22, 56).
Aa
White text reads best on this color (16.79:1).
About this color
#251638 is a very dark, muted purple. In OKLCH its lightness is 24%, its chroma 0.065 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.048 away. White text reads best on it, at 16.79:1.
| Hue family | Purples |
| Lightness | very dark (24%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.25:1 |
| White text | 16.79:1 |
Values
| HEX | #251638 |
| RGB | rgb(37, 22, 56) |
| HSL | hsl(266, 44%, 15%) |
| OKLCH | oklch(23.9% 0.065 302.1) |
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 #251638 | 16.79:1 | AAA | Lc -106.0 | Preferred for body text |
| Black text on #251638 | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #251638 text on white | 16.79:1 | AAA | Lc 103.6 | Preferred for body text |
| #251638 text on black | 1.25:1 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#ECE7F7
oklch(93.7% 0.022 300.2)
-
Step 200
200
#DED3F1
oklch(88.5% 0.042 302.2)
-
Step 300
300
#CAB5EA
oklch(80.9% 0.077 302.8)
-
Step 400
400
#AF8DE0
oklch(70.6% 0.123 302.2)
-
Step 500
500
#9C6FD7
oklch(63.2% 0.156 302.1)
-
Step 600
600
#8754C4
oklch(55.5% 0.17 302.2)
-
Step 700
700
#7344A9
oklch(49.1% 0.157 302.4)
-
Step 800
800
#5D3989
oklch(42.7% 0.13 301.9)
-
Step 900
900
#4C326E
oklch(37.8% 0.102 301.7)
-
Step 950
950 (this color)
#251638
oklch(23.9% 0.065 302.1)
#251638 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) | #0A1D39 | 0.047 |
| Deuteranopia (no green cones) | #0F1D37 | 0.042 |
| Tritanopia (no blue cones) | #211C24 | 0.048 |
| Achromatopsia (no color) | #1D1D1D | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #251638
#251638
oklch(23.9% 0.065 302.1)
- #1A2300
#1A2300
oklch(23.9% 0.058 122.7)
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 #251638, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.048
- Midnight Purple #280137 ΔE 0.050
- Eggplant #380835 ΔE 0.050
- Very Dark Purple #2A0134 ΔE 0.050
- Oxford Blue #1B263B ΔE 0.051
- Dark #1B2431 ΔE 0.052
- Rich Black #0D1B2A ΔE 0.055
- Deep Purple #36013F ΔE 0.056
Use #251638 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.