#1CA0F9
Closest named color: Chefchaouen Blue (#4895EF). oklch(68.3% 0.167 245.8), rgb(28, 160, 249).
Aa
Black text reads best on this color (7.44:1).
About this color
#1CA0F9 is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.167 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.033 away. Black text reads best on it, at 7.44:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.44:1 |
| White text | 2.82:1 |
Values
| HEX | #1CA0F9 |
| RGB | rgb(28, 160, 249) |
| HSL | hsl(204, 95%, 54%) |
| OKLCH | oklch(68.3% 0.167 245.8) |
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 #1CA0F9 | 2.82:1 | Fails | Lc -58.9 | Large or bold text, headings |
| Black text on #1CA0F9 | 7.44:1 | AAA | Lc 50.4 | Large or bold text, headings |
| #1CA0F9 text on white | 2.82:1 | Fails | Lc 53.6 | Large or bold text, headings |
| #1CA0F9 text on black | 7.44:1 | AAA | Lc -48.2 | 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
#DAECFD
oklch(93.5% 0.03 246.6)
-
Step 200
200
#BADEFE
oklch(88.5% 0.058 245.4)
-
Step 300
300
#88C7FF
oklch(80.8% 0.103 246.3)
-
Step 400
400 (this color)
#1CA0F9
oklch(68.3% 0.167 245.8)
-
Step 500
500
#008FE4
oklch(63% 0.162 246)
-
Step 600
600
#0078C0
oklch(55.5% 0.142 245.8)
-
Step 700
700
#0065A3
oklch(49.1% 0.126 245.9)
-
Step 800
800
#005386
oklch(42.8% 0.108 245.3)
-
Step 900
900
#004571
oklch(37.8% 0.096 245.5)
-
Step 950
950
#002846
oklch(26.9% 0.07 246.6)
#1CA0F9 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) | #75A4FD | 0.065 |
| Deuteranopia (no green cones) | #5591F7 | 0.046 |
| Tritanopia (no blue cones) | #00B6C1 | 0.117 |
| Achromatopsia (no color) | #9A9A9A | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1CA0F9
#1CA0F9
oklch(68.3% 0.167 245.8)
- #D78300
#D78300
oklch(68.4% 0.152 66.2)
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 #1CA0F9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.033
- Dodger Blue #1E90FF ΔE 0.045
- Cornflower Blue #6495ED ΔE 0.050
- Dark Sky Blue #448EE4 ΔE 0.052
- Soft Blue #6488EA ΔE 0.071
- Deep Sky Blue #00BFFF ΔE 0.083
- Water Blue #0E87CC ΔE 0.089
- Periwinkle Blue #8F99FB ΔE 0.095
Use #1CA0F9 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.