#272D4D
Closest named color: Space Cadet (#2B2D42). oklch(30.8% 0.058 274.4), rgb(39, 45, 77).
Aa
White text reads best on this color (13.38:1).
About this color
#272D4D is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.058 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.021 away. White text reads best on it, at 13.38:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.56:1 |
| White text | 13.38:1 |
Values
| HEX | #272D4D |
| RGB | rgb(39, 45, 77) |
| HSL | hsl(231, 33%, 23%) |
| OKLCH | oklch(30.8% 0.058 274.4) |
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 #272D4D | 13.38:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #272D4D | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #272D4D text on white | 13.38:1 | AAA | Lc 99.7 | Preferred for body text |
| #272D4D text on black | 1.56:1 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F8
oklch(93.5% 0.021 274)
-
Step 200
200
#D1D8F3
oklch(88.5% 0.038 274.1)
-
Step 300
300
#B3BEEE
oklch(80.9% 0.069 274.7)
-
Step 400
400
#8C9BE5
oklch(70.7% 0.11 274.5)
-
Step 500
500
#7180DE
oklch(63.1% 0.142 274.8)
-
Step 600
600
#5A68CB
oklch(55.6% 0.152 274.3)
-
Step 700
700
#4A56B0
oklch(49.1% 0.142 274.2)
-
Step 800
800
#3D478E
oklch(42.8% 0.117 274.4)
-
Step 900
900
#333C72
oklch(37.7% 0.092 274)
-
Step 950
950 (this color)
#272D4D
oklch(30.8% 0.058 274.4)
#272D4D 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) | #21314E | 0.014 |
| Deuteranopia (no green cones) | #1E2E4C | 0.013 |
| Tritanopia (no blue cones) | #1A3439 | 0.052 |
| Achromatopsia (no color) | #2F2F2F | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #272D4D
#272D4D
oklch(30.8% 0.058 274.4)
- #392F06
#392F06
oklch(30.8% 0.058 94.7)
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 #272D4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.021
- Prussian Blue #1D3557 ΔE 0.029
- Gunmetal #293241 ΔE 0.031
- Oxford Blue #1B263B ΔE 0.043
- Dark Blue Grey #1F3B4D ΔE 0.046
- Marine #042E60 ΔE 0.048
- Midnight Green #073B4C ΔE 0.053
- Onyx #343A40 ΔE 0.060
Use #272D4D 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.