#2D1F3A
Closest named color: Oxford Blue (#1B263B). oklch(27% 0.052 307.1), rgb(45, 31, 58).
Aa
White text reads best on this color (15.34:1).
About this color
#2D1F3A is a dark, muted purple. In OKLCH its lightness is 27%, its chroma 0.052 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.037 away. White text reads best on it, at 15.34:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | muted (0.052) |
| Temperature | in between |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.36:1 |
| White text | 15.34:1 |
Values
| HEX | #2D1F3A |
| RGB | rgb(45, 31, 58) |
| HSL | hsl(271, 30%, 17%) |
| OKLCH | oklch(27% 0.052 307.1) |
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 #2D1F3A | 15.34:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #2D1F3A | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #2D1F3A text on white | 15.34:1 | AAA | Lc 102.2 | Preferred for body text |
| #2D1F3A 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EDE7F3
oklch(93.6% 0.017 308.3)
-
Step 200
200
#DFD4EB
oklch(88.6% 0.033 307.1)
-
Step 300
300
#CBB7E0
oklch(81% 0.061 307.1)
-
Step 400
400
#B190D1
oklch(70.7% 0.099 307.2)
-
Step 500
500
#9E73C4
oklch(63% 0.126 307.6)
-
Step 600
600
#895BB1
oklch(55.7% 0.136 307.2)
-
Step 700
700
#744A98
oklch(49.1% 0.127 307.2)
-
Step 800
800
#5E3D7B
oklch(42.6% 0.105 307.1)
-
Step 900
900
#4D3563
oklch(37.7% 0.081 307)
-
Step 950
950 (this color)
#2D1F3A
oklch(27% 0.052 307.1)
#2D1F3A 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) | #19243B | 0.037 |
| Deuteranopia (no green cones) | #1C2539 | 0.035 |
| Tritanopia (no blue cones) | #2B2329 | 0.039 |
| Achromatopsia (no color) | #252525 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2D1F3A
#2D1F3A
oklch(27% 0.052 307.1)
- #1F2B0D
#1F2B0D
oklch(27% 0.052 127.7)
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 #2D1F3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.037
- Dark #1B2431 ΔE 0.042
- Space Cadet #2B2D42 ΔE 0.044
- Jet #212529 ΔE 0.048
- Eggplant #380835 ΔE 0.057
- Gunmetal #293241 ΔE 0.060
- Dark Purple #35063E ΔE 0.061
- Aubergine #3D0734 ΔE 0.061
Use #2D1F3A 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.