#2A314D
Closest named color: Space Cadet (#2B2D42). oklch(32% 0.051 272.5), rgb(42, 49, 77).
Aa
White text reads best on this color (12.76:1).
About this color
#2A314D is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.051 and its hue 273°. 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 12.76:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.64:1 |
| White text | 12.76:1 |
Values
| HEX | #2A314D |
| RGB | rgb(42, 49, 77) |
| HSL | hsl(228, 29%, 23%) |
| OKLCH | oklch(32% 0.051 272.5) |
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 #2A314D | 12.76:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #2A314D | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #2A314D text on white | 12.76:1 | AAA | Lc 98.8 | Preferred for body text |
| #2A314D text on black | 1.64:1 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D1D8F0
oklch(88.4% 0.034 272.8)
-
Step 300
300
#B3BFE9
oklch(81% 0.061 272.5)
-
Step 400
400
#8C9DDD
oklch(70.7% 0.096 272.3)
-
Step 500
500
#7083D4
oklch(63.1% 0.124 272.4)
-
Step 600
600
#596BC1
oklch(55.5% 0.135 272.4)
-
Step 700
700
#4A59A7
oklch(49.1% 0.125 272.8)
-
Step 800
800
#3C4987
oklch(42.6% 0.104 272.4)
-
Step 900
900
#333E6C
oklch(37.8% 0.08 271.9)
-
Step 950
950 (this color)
#2A314D
oklch(32% 0.051 272.5)
#2A314D 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) | #27344E | 0.010 |
| Deuteranopia (no green cones) | #24314C | 0.009 |
| Tritanopia (no blue cones) | #1F373B | 0.046 |
| Achromatopsia (no color) | #323232 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2A314D
#2A314D
oklch(32% 0.051 272.5)
- #3C3211
#3C3211
oklch(32% 0.051 92.4)
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 #2A314D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.021
- Gunmetal #293241 ΔE 0.023
- Prussian Blue #1D3557 ΔE 0.024
- Dark Blue Grey #1F3B4D ΔE 0.034
- Midnight Green #073B4C ΔE 0.045
- Onyx #343A40 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.052
- Marine #042E60 ΔE 0.054
Use #2A314D 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.