#20274B
Closest named color: Oxford Blue (#1B263B). oklch(28.6% 0.066 273.2), rgb(32, 39, 75).
Aa
White text reads best on this color (14.45:1).
About this color
#20274B is a dark, muted blue. In OKLCH its lightness is 29%, its chroma 0.066 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.031 away. White text reads best on it, at 14.45:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.45:1 |
| White text | 14.45:1 |
Values
| HEX | #20274B |
| RGB | rgb(32, 39, 75) |
| HSL | hsl(230, 40%, 21%) |
| OKLCH | oklch(28.6% 0.066 273.2) |
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 #20274B | 14.45:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #20274B | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #20274B text on white | 14.45:1 | AAA | Lc 101.1 | Preferred for body text |
| #20274B text on black | 1.45:1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FA
oklch(93.6% 0.023 275.4)
-
Step 200
200
#CFD8F7
oklch(88.5% 0.044 272.7)
-
Step 300
300
#B0BEF4
oklch(81% 0.078 273.3)
-
Step 400
400
#879AEF
oklch(70.7% 0.126 273.2)
-
Step 500
500
#6B7FE9
oklch(63.1% 0.16 273)
-
Step 600
600
#5565D8
oklch(55.6% 0.175 273.3)
-
Step 700
700
#4653BB
oklch(49.1% 0.163 273.5)
-
Step 800
800
#394597
oklch(42.7% 0.134 273.1)
-
Step 900
900
#303B78
oklch(37.7% 0.104 272.8)
-
Step 950
950 (this color)
#20274B
oklch(28.6% 0.066 273.2)
#20274B 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) | #182B4C | 0.015 |
| Deuteranopia (no green cones) | #13284A | 0.018 |
| Tritanopia (no blue cones) | #0D2F35 | 0.059 |
| Achromatopsia (no color) | #2A2A2A | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20274B
#20274B
oklch(28.6% 0.066 273.2)
- #342900
#342900
oklch(28.5% 0.058 93.2)
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 #20274B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.031
- Space Cadet #2B2D42 ΔE 0.034
- Prussian Blue #1D3557 ΔE 0.045
- Marine #042E60 ΔE 0.046
- Gunmetal #293241 ΔE 0.048
- Dark #1B2431 ΔE 0.049
- Jet #212529 ΔE 0.063
- Dark Blue Grey #1F3B4D ΔE 0.065
Use #20274B 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.