#031332
Closest named color: Rich Black (#0D1B2A). oklch(19.5% 0.066 260.3), rgb(3, 19, 50).
Aa
White text reads best on this color (18.37:1).
About this color
#031332 is a very dark, muted blue. In OKLCH its lightness is 20%, its chroma 0.066 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.039 away. White text reads best on it, at 18.37:1.
| Hue family | Blues |
| Lightness | very dark (20%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.14:1 |
| White text | 18.37:1 |
Values
| HEX | #031332 |
| RGB | rgb(3, 19, 50) |
| HSL | hsl(220, 89%, 10%) |
| OKLCH | oklch(19.5% 0.066 260.3) |
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 #031332 | 18.37:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #031332 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #031332 text on white | 18.37:1 | AAA | Lc 104.8 | Preferred for body text |
| #031332 text on black | 1.14:1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EAF9
oklch(93.5% 0.023 260.7)
-
Step 200
200
#C9DAF7
oklch(88.5% 0.044 261.2)
-
Step 300
300
#A4C2F4
oklch(81% 0.078 260.5)
-
Step 400
400
#72A1EE
oklch(70.8% 0.124 259.9)
-
Step 500
500
#4D87E9
oklch(63.2% 0.16 260.2)
-
Step 600
600
#306ED7
oklch(55.6% 0.174 260.3)
-
Step 700
700
#235BBA
oklch(49% 0.161 260.4)
-
Step 800
800
#1E4B97
oklch(42.7% 0.134 260.3)
-
Step 900
900
#1E3F78
oklch(37.6% 0.105 260.5)
-
Step 950
950 (this color)
#031332
oklch(19.5% 0.066 260.3)
#031332 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) | #021733 | 0.013 |
| Deuteranopia (no green cones) | #001231 | 0.007 |
| Tritanopia (no blue cones) | #001B20 | 0.051 |
| Achromatopsia (no color) | #141414 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031332
#031332
oklch(19.5% 0.066 260.3)
- #1E1200
#1E1200
oklch(19.3% 0.04 79.3)
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 #031332, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.039
- Navy Blue #001146 ΔE 0.039
- Dark Navy #000435 ΔE 0.046
- Rich Navy #001219 ΔE 0.052
- Night Blue #040348 ΔE 0.055
- Very Dark Blue #000133 ΔE 0.057
- Dark Navy Blue #00022E ΔE 0.057
- Midnight #03012D ΔE 0.059
Use #031332 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.