#282F46
Closest named color: Space Cadet (#2B2D42). oklch(31% 0.043 270.8), rgb(40, 47, 70).
Aa
White text reads best on this color (13.24:1).
About this color
#282F46 is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.043 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.009 away. White text reads best on it, at 13.24:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.58:1 |
| White text | 13.24:1 |
Values
| HEX | #282F46 |
| RGB | rgb(40, 47, 70) |
| HSL | hsl(226, 27%, 22%) |
| OKLCH | oklch(31% 0.043 270.8) |
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 #282F46 | 13.24:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #282F46 | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #282F46 text on white | 13.24:1 | AAA | Lc 99.6 | Preferred for body text |
| #282F46 text on black | 1.58:1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF4
oklch(93.7% 0.014 268.5)
-
Step 200
200
#D2D9EC
oklch(88.6% 0.027 269.6)
-
Step 300
300
#B4C0E2
oklch(81% 0.05 269.9)
-
Step 400
400
#8D9ED4
oklch(70.6% 0.082 270.7)
-
Step 500
500
#7286C8
oklch(63.2% 0.102 270.4)
-
Step 600
600
#5B6EB5
oklch(55.5% 0.113 271)
-
Step 700
700
#4B5C9C
oklch(49.1% 0.105 270.9)
-
Step 800
800
#3D4B7E
oklch(42.6% 0.087 270.8)
-
Step 900
900
#343F65
oklch(37.6% 0.067 270.7)
-
Step 950
950 (this color)
#282F46
oklch(31% 0.043 270.8)
#282F46 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) | #273147 | 0.006 |
| Deuteranopia (no green cones) | #252F45 | 0.005 |
| Tritanopia (no blue cones) | #1F3437 | 0.039 |
| Achromatopsia (no color) | #303030 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #282F46
#282F46
oklch(31% 0.043 270.8)
- #382F15
#382F15
oklch(30.8% 0.043 90.7)
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 #282F46, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.009
- Gunmetal #293241 ΔE 0.016
- Prussian Blue #1D3557 ΔE 0.033
- Dark Blue Grey #1F3B4D ΔE 0.039
- Oxford Blue #1B263B ΔE 0.041
- Midnight Green #073B4C ΔE 0.046
- Onyx #343A40 ΔE 0.047
- Dark #1B2431 ΔE 0.054
Use #282F46 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.