#02132D
Closest named color: Rich Black (#0D1B2A). oklch(19% 0.058 256.6), rgb(2, 19, 45).
Aa
White text reads best on this color (18.52:1).
About this color
#02132D is a very dark, muted blue. In OKLCH its lightness is 19%, its chroma 0.058 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.036 away. White text reads best on it, at 18.52:1.
| Hue family | Blues |
| Lightness | very dark (19%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.13:1 |
| White text | 18.52:1 |
Values
| HEX | #02132D |
| RGB | rgb(2, 19, 45) |
| HSL | hsl(216, 91%, 9%) |
| OKLCH | oklch(19% 0.058 256.6) |
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 #02132D | 18.52:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #02132D | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #02132D text on white | 18.52:1 | AAA | Lc 104.9 | Preferred for body text |
| #02132D text on black | 1.13:1 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EBF7
oklch(93.7% 0.019 255.5)
-
Step 200
200
#C9DBF3
oklch(88.5% 0.038 255.6)
-
Step 300
300
#A4C3ED
oklch(80.9% 0.069 256.1)
-
Step 400
400
#73A3E5
oklch(70.8% 0.11 256.5)
-
Step 500
500
#4D8ADD
oklch(63.1% 0.141 256.6)
-
Step 600
600
#2E72CB
oklch(55.6% 0.154 256.6)
-
Step 700
700
#215FAF
oklch(49.1% 0.142 256.6)
-
Step 800
800
#1D4E8E
oklch(42.7% 0.118 256.6)
-
Step 900
900
#1E4171
oklch(37.6% 0.092 256.9)
-
Step 950
950 (this color)
#02132D
oklch(19% 0.058 256.6)
#02132D 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) | #05162E | 0.012 |
| Deuteranopia (no green cones) | #00112C | 0.009 |
| Tritanopia (no blue cones) | #00191D | 0.044 |
| Achromatopsia (no color) | #131313 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02132D
#02132D
oklch(19% 0.058 256.6)
- #1E1100
#1E1100
oklch(19.1% 0.04 76.2)
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 #02132D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.036
- Rich Navy #001219 ΔE 0.042
- Dark Navy #000435 ΔE 0.049
- Navy Blue #001146 ΔE 0.049
- Dark Navy Blue #00022E ΔE 0.057
- Very Dark Blue #000133 ΔE 0.059
- Midnight #03012D ΔE 0.059
- Night Blue #040348 ΔE 0.064
Use #02132D 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.