#2A2137
Closest named color: Oxford Blue (#1B263B). oklch(26.9% 0.042 302.5), rgb(42, 33, 55).
Aa
White text reads best on this color (15.31:1).
About this color
#2A2137 is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.042 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.029 away. White text reads best on it, at 15.31:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.042) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.37:1 |
| White text | 15.31:1 |
Values
| HEX | #2A2137 |
| RGB | rgb(42, 33, 55) |
| HSL | hsl(265, 25%, 17%) |
| OKLCH | oklch(26.9% 0.042 302.5) |
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 #2A2137 | 15.31:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #2A2137 | 1.37:1 | Fails | Lc 0.0 | Not readable |
| #2A2137 text on white | 15.31:1 | AAA | Lc 102.2 | Preferred for body text |
| #2A2137 text on black | 1.37:1 | 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
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#EBE8F2
oklch(93.6% 0.014 299.8)
-
Step 200
200
#DCD5E9
oklch(88.5% 0.028 301.7)
-
Step 300
300
#C6BADC
oklch(81% 0.049 301.4)
-
Step 400
400
#AA95CA
oklch(70.7% 0.079 302.5)
-
Step 500
500
#957ABC
oklch(63% 0.101 302.4)
-
Step 600
600
#8062A8
oklch(55.5% 0.11 302.7)
-
Step 700
700
#6C5190
oklch(49% 0.102 302.6)
-
Step 800
800
#584375
oklch(42.7% 0.084 302.4)
-
Step 900
900
#48395F
oklch(37.8% 0.066 301.5)
-
Step 950
950 (this color)
#2A2137
oklch(26.9% 0.042 302.5)
#2A2137 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) | #1C2538 | 0.026 |
| Deuteranopia (no green cones) | #1E2536 | 0.024 |
| Tritanopia (no blue cones) | #282429 | 0.032 |
| Achromatopsia (no color) | #252525 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A2137
#2A2137
oklch(26.9% 0.042 302.5)
- #222911
#222911
oklch(26.7% 0.042 122.6)
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 #2A2137, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.029
- Dark #1B2431 ΔE 0.031
- Jet #212529 ΔE 0.038
- Space Cadet #2B2D42 ΔE 0.040
- Gunmetal #293241 ΔE 0.054
- Rich Black #0D1B2A ΔE 0.061
- Eggplant #380835 ΔE 0.066
- Aubergine #3D0734 ΔE 0.070
Use #2A2137 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.