#0C9DE2
Closest named color: Chefchaouen Blue (#4895EF). oklch(66.2% 0.147 238.9), rgb(12, 157, 226).
Aa
Black text reads best on this color (6.93:1).
About this color
#0C9DE2 is a medium-light, vivid blue. In OKLCH its lightness is 66%, its chroma 0.147 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.041 away. Black text reads best on it, at 6.93:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.147) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 6.93:1 |
| White text | 3.02:1 |
Values
| HEX | #0C9DE2 |
| RGB | rgb(12, 157, 226) |
| HSL | hsl(199, 90%, 47%) |
| OKLCH | oklch(66.2% 0.147 238.9) |
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 #0C9DE2 | 3.02:1 | AA large text | Lc -61.8 | Content text, not long reading |
| Black text on #0C9DE2 | 6.93:1 | AA | Lc 47.6 | Large or bold text, headings |
| #0C9DE2 text on white | 3.02:1 | AA large text | Lc 56.4 | Large or bold text, headings |
| #0C9DE2 text on black | 6.93:1 | AA | Lc -45.4 | Large or bold text, headings |
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 500.
-
Step 50
50
#F0F6FB
oklch(97% 0.009 242.8)
-
Step 100
100
#DEECF7
oklch(93.6% 0.021 241.4)
-
Step 200
200
#C2DDF1
oklch(88.4% 0.04 240)
-
Step 300
300
#96C8EA
oklch(81% 0.071 238.5)
-
Step 400
400
#54AAE0
oklch(70.7% 0.115 238.9)
-
Step 500
500 (this color)
#0C9DE2
oklch(66.2% 0.147 238.9)
-
Step 600
600
#007BB4
oklch(55.5% 0.126 239.3)
-
Step 700
700
#006898
oklch(49.2% 0.11 238.7)
-
Step 800
800
#00557D
oklch(42.7% 0.096 238.5)
-
Step 900
900
#004769
oklch(37.8% 0.084 238.3)
-
Step 950
950
#002A41
oklch(27.1% 0.061 239)
#0C9DE2 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) | #7B9EE5 | 0.076 |
| Deuteranopia (no green cones) | #608CE1 | 0.061 |
| Tritanopia (no blue cones) | #00AEB5 | 0.095 |
| Achromatopsia (no color) | #949494 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0C9DE2
#0C9DE2
oklch(66.2% 0.147 238.9)
- #D3791F
#D3791F
oklch(66.2% 0.146 58.9)
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 #0C9DE2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.041
- Dark Sky Blue #448EE4 ΔE 0.045
- Cornflower Blue #6495ED ΔE 0.058
- Dodger Blue #1E90FF ΔE 0.061
- Water Blue #0E87CC ΔE 0.065
- Soft Blue #6488EA ΔE 0.074
- Faded Blue #658CBB ΔE 0.076
- Blue NCS #118AB2 ΔE 0.082
Use #0C9DE2 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.