#009CFC
Closest named color: Dodger Blue (#1E90FF). oklch(67.4% 0.177 247), rgb(0, 156, 252).
Aa
Black text reads best on this color (7.16:1).
About this color
#009CFC is a medium-light, vivid blue. In OKLCH its lightness is 67%, its chroma 0.177 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Dodger Blue (#1E90FF), ΔE 0.032 away. Black text reads best on it, at 7.16:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.177) |
| Temperature | cool |
| Nearest name | Dodger Blue (#1E90FF) |
| Black text | 7.16:1 |
| White text | 2.93:1 |
Values
| HEX | #009CFC |
| RGB | rgb(0, 156, 252) |
| HSL | hsl(203, 100%, 49%) |
| OKLCH | oklch(67.4% 0.177 247) |
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 #009CFC | 2.93:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #009CFC | 7.16:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #009CFC text on white | 2.93:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #009CFC text on black | 7.16:1 | AAA | Lc -46.8 | 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 400.
-
Step 50
50
#EEF7FF
oklch(97.2% 0.014 244.7)
-
Step 100
100
#D9ECFF
oklch(93.5% 0.033 248.2)
-
Step 200
200
#BADEFF
oklch(88.6% 0.059 246.2)
-
Step 300
300
#8AC7FF
oklch(80.9% 0.101 247.1)
-
Step 400
400 (this color)
#009CFC
oklch(67.4% 0.177 247)
-
Step 500
500
#008FE7
oklch(63.2% 0.166 246.8)
-
Step 600
600
#0078C3
oklch(55.7% 0.146 246.8)
-
Step 700
700
#0064A5
oklch(49% 0.13 247.2)
-
Step 800
800
#005288
oklch(42.7% 0.112 246.9)
-
Step 900
900
#004473
oklch(37.7% 0.1 247.4)
-
Step 950
950
#002847
oklch(27% 0.072 247.4)
#009CFC 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) | #6CA1FF | 0.063 |
| Deuteranopia (no green cones) | #488EFA | 0.041 |
| Tritanopia (no blue cones) | #00B3C0 | 0.124 |
| Achromatopsia (no color) | #979797 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #009CFC
#009CFC
oklch(67.4% 0.177 247)
- #D28100
#D28100
oklch(67.4% 0.149 66.9)
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 #009CFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dodger Blue #1E90FF ΔE 0.032
- Chefchaouen Blue #4895EF ΔE 0.032
- Dark Sky Blue #448EE4 ΔE 0.048
- Cornflower Blue #6495ED ΔE 0.053
- Soft Blue #6488EA ΔE 0.068
- Water Blue #0E87CC ΔE 0.085
- Clear Blue #247AFD ΔE 0.087
- Deep Sky Blue #00BFFF ΔE 0.096
Use #009CFC 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.