#20253E
Closest named color: Oxford Blue (#1B263B). oklch(27.3% 0.047 274.3), rgb(32, 37, 62).
Aa
White text reads best on this color (15.04:1).
About this color
#20253E is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.047 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.011 away. White text reads best on it, at 15.04:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.39:1 |
| White text | 15.04:1 |
Values
| HEX | #20253E |
| RGB | rgb(32, 37, 62) |
| HSL | hsl(230, 32%, 18%) |
| OKLCH | oklch(27.3% 0.047 274.3) |
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 #20253E | 15.04:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #20253E | 1.39:1 | Fails | Lc 0.0 | Not readable |
| #20253E text on white | 15.04:1 | AAA | Lc 101.9 | Preferred for body text |
| #20253E text on black | 1.39:1 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8EE
oklch(88.4% 0.031 273.6)
-
Step 300
300
#B5BFE5
oklch(81% 0.055 273.5)
-
Step 400
400
#8F9DD8
oklch(70.7% 0.088 273.7)
-
Step 500
500
#7583CE
oklch(63.1% 0.114 274.6)
-
Step 600
600
#5E6CBB
oklch(55.7% 0.123 274.1)
-
Step 700
700
#4E59A1
oklch(49% 0.115 274.8)
-
Step 800
800
#404983
oklch(42.7% 0.096 274.9)
-
Step 900
900
#363E69
oklch(37.8% 0.074 274.3)
-
Step 950
950 (this color)
#20253E
oklch(27.3% 0.047 274.3)
#20253E 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) | #1C283F | 0.011 |
| Deuteranopia (no green cones) | #1A253D | 0.010 |
| Tritanopia (no blue cones) | #162A2E | 0.042 |
| Achromatopsia (no color) | #262626 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20253E
#20253E
oklch(27.3% 0.047 274.3)
- #2F2608
#2F2608
oklch(27.2% 0.047 92.2)
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 #20253E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.011
- Dark #1B2431 ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.034
- Jet #212529 ΔE 0.040
- Gunmetal #293241 ΔE 0.047
- Rich Black #0D1B2A ΔE 0.058
- Prussian Blue #1D3557 ΔE 0.061
- Marine #042E60 ΔE 0.066
Use #20253E 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.