#282138
Closest named color: Oxford Blue (#1B263B). oklch(26.7% 0.043 297.4), rgb(40, 33, 56).
Aa
White text reads best on this color (15.38:1).
About this color
#282138 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.043 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.026 away. White text reads best on it, at 15.38:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.043) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.36:1 |
| White text | 15.38:1 |
Values
| HEX | #282138 |
| RGB | rgb(40, 33, 56) |
| HSL | hsl(258, 26%, 17%) |
| OKLCH | oklch(26.7% 0.043 297.4) |
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 #282138 | 15.38:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #282138 | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #282138 text on white | 15.38:1 | AAA | Lc 102.3 | Preferred for body text |
| #282138 text on black | 1.36:1 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DBD6EA
oklch(88.6% 0.028 297.3)
-
Step 300
300
#C4BADE
oklch(80.9% 0.051 298)
-
Step 400
400
#A696CD
oklch(70.7% 0.081 297.6)
-
Step 500
500
#917BC0
oklch(63% 0.104 298)
-
Step 600
600
#7B64AD
oklch(55.7% 0.113 297.1)
-
Step 700
700
#685294
oklch(49.1% 0.105 297.8)
-
Step 800
800
#554478
oklch(42.8% 0.086 297.7)
-
Step 900
900
#463961
oklch(37.7% 0.068 298)
-
Step 950
950 (this color)
#282138
oklch(26.7% 0.043 297.4)
#282138 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) | #1B2539 | 0.024 |
| Deuteranopia (no green cones) | #1C2437 | 0.023 |
| Tritanopia (no blue cones) | #252529 | 0.036 |
| Achromatopsia (no color) | #252525 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282138
#282138
oklch(26.7% 0.043 297.4)
- #24280F
#24280F
oklch(26.6% 0.042 116.8)
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 #282138, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.026
- Dark #1B2431 ΔE 0.029
- Jet #212529 ΔE 0.038
- Space Cadet #2B2D42 ΔE 0.040
- Gunmetal #293241 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.058
- Eggplant #380835 ΔE 0.067
- Dark Purple #35063E ΔE 0.071
Use #282138 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.