#0C2536
Closest named color: Dark (#1B2431). oklch(25.4% 0.045 241.3), rgb(12, 37, 54).
Aa
White text reads best on this color (15.74:1).
About this color
#0C2536 is a dark, muted blue. In OKLCH its lightness is 25%, its chroma 0.045 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.020 away. White text reads best on it, at 15.74:1.
| Hue family | Blues |
| Lightness | dark (25%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.33:1 |
| White text | 15.74:1 |
Values
| HEX | #0C2536 |
| RGB | rgb(12, 37, 54) |
| HSL | hsl(204, 64%, 13%) |
| OKLCH | oklch(25.4% 0.045 241.3) |
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 #0C2536 | 15.74:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #0C2536 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #0C2536 text on white | 15.74:1 | AAA | Lc 102.6 | Preferred for body text |
| #0C2536 text on black | 1.33:1 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF3
oklch(93.5% 0.015 241.8)
-
Step 200
200
#C9DCEB
oklch(88.5% 0.029 241.6)
-
Step 300
300
#A3C6E0
oklch(81% 0.053 240.5)
-
Step 400
400
#6FA8D1
oklch(70.8% 0.085 240.8)
-
Step 500
500
#4691C5
oklch(63.1% 0.108 241.6)
-
Step 600
600
#217AB1
oklch(55.5% 0.117 241.5)
-
Step 700
700
#106798
oklch(49.1% 0.109 240.9)
-
Step 800
800
#13547C
oklch(42.7% 0.091 241.6)
-
Step 900
900
#194663
oklch(37.8% 0.07 240.6)
-
Step 950
950 (this color)
#0C2536
oklch(25.4% 0.045 241.3)
#0C2536 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) | #1D2537 | 0.022 |
| Deuteranopia (no green cones) | #182136 | 0.019 |
| Tritanopia (no blue cones) | #00292B | 0.031 |
| Achromatopsia (no color) | #232323 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0C2536
#0C2536
oklch(25.4% 0.045 241.3)
- #321D0A
#321D0A
oklch(25.4% 0.045 60.6)
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 #0C2536, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.020
- Oxford Blue #1B263B ΔE 0.022
- Jet #212529 ΔE 0.036
- Rich Black #0D1B2A ΔE 0.038
- Space Cadet #2B2D42 ΔE 0.058
- Gunmetal #293241 ΔE 0.064
- Navy Blue #001146 ΔE 0.077
- Midnight Green #073B4C ΔE 0.078
Use #0C2536 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.