#0D1B35
Closest named color: Rich Black (#0D1B2A). oklch(22.6% 0.054 261.7), rgb(13, 27, 53).
Aa
White text reads best on this color (17.13:1).
About this color
#0D1B35 is a very dark, muted blue. In OKLCH its lightness is 23%, its chroma 0.054 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.022 away. White text reads best on it, at 17.13:1.
| Hue family | Blues |
| Lightness | very dark (23%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.13:1 |
Values
| HEX | #0D1B35 |
| RGB | rgb(13, 27, 53) |
| HSL | hsl(219, 61%, 13%) |
| OKLCH | oklch(22.6% 0.054 261.7) |
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 #0D1B35 | 17.13:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #0D1B35 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #0D1B35 text on white | 17.13:1 | AAA | Lc 103.9 | Preferred for body text |
| #0D1B35 text on black | 1.22:1 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CCDAF2
oklch(88.5% 0.036 261.3)
-
Step 300
300
#AAC2EB
oklch(81% 0.064 261.1)
-
Step 400
400
#7DA1E1
oklch(70.8% 0.102 261.5)
-
Step 500
500
#5C88D9
oklch(63.2% 0.132 261.7)
-
Step 600
600
#4270C6
oklch(55.6% 0.143 261.7)
-
Step 700
700
#345DAB
oklch(49% 0.133 261.9)
-
Step 800
800
#2B4D8B
oklch(42.8% 0.11 261.3)
-
Step 900
900
#27406F
oklch(37.6% 0.087 261.9)
-
Step 950
950 (this color)
#0D1B35
oklch(22.6% 0.054 261.7)
#0D1B35 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) | #0F1D36 | 0.008 |
| Deuteranopia (no green cones) | #091A34 | 0.007 |
| Tritanopia (no blue cones) | #002125 | 0.045 |
| Achromatopsia (no color) | #1B1B1B | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D1B35
#0D1B35
oklch(22.6% 0.054 261.7)
- #271900
#271900
oklch(22.6% 0.047 80.5)
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 #0D1B35, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.022
- Dark #1B2431 ΔE 0.042
- Oxford Blue #1B263B ΔE 0.045
- Navy Blue #001146 ΔE 0.050
- Jet #212529 ΔE 0.058
- Rich Navy #001219 ΔE 0.067
- Night Blue #040348 ΔE 0.075
- Dark Indigo #1F0954 ΔE 0.077
Use #0D1B35 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.