#1CA3E6
Closest named color: Chefchaouen Blue (#4895EF). oklch(68% 0.144 238), rgb(28, 163, 230).
Aa
Black text reads best on this color (7.43:1).
About this color
#1CA3E6 is a medium-light, vivid blue. In OKLCH its lightness is 68%, its chroma 0.144 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Chefchaouen Blue (#4895EF), ΔE 0.046 away. Black text reads best on it, at 7.43:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Chefchaouen Blue (#4895EF) |
| Black text | 7.43:1 |
| White text | 2.82:1 |
Values
| HEX | #1CA3E6 |
| RGB | rgb(28, 163, 230) |
| HSL | hsl(200, 80%, 51%) |
| OKLCH | oklch(68% 0.144 238) |
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 #1CA3E6 | 2.82:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #1CA3E6 | 7.43:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #1CA3E6 text on white | 2.82:1 | Fails | Lc 53.7 | Large or bold text, headings |
| #1CA3E6 text on black | 7.43:1 | AAA | Lc -48.1 | 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
#EEF7FD
oklch(97.1% 0.013 236.6)
-
Step 100
100
#DBEDFA
oklch(93.7% 0.026 239.1)
-
Step 200
200
#BBDFF7
oklch(88.5% 0.05 237.3)
-
Step 300
300
#88C9F4
oklch(80.8% 0.09 238.3)
-
Step 400
400 (this color)
#1CA3E6
oklch(68% 0.144 238)
-
Step 500
500
#0093D3
oklch(63% 0.14 238.1)
-
Step 600
600
#007CB2
oklch(55.6% 0.123 237.7)
-
Step 700
700
#006897
oklch(49.1% 0.109 238.1)
-
Step 800
800
#00557C
oklch(42.7% 0.094 237.9)
-
Step 900
900
#004768
oklch(37.7% 0.083 237.5)
-
Step 950
950
#002A40
oklch(27% 0.06 237.8)
#1CA3E6 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) | #83A3E9 | 0.079 |
| Deuteranopia (no green cones) | #6892E5 | 0.062 |
| Tritanopia (no blue cones) | #00B4BA | 0.093 |
| Achromatopsia (no color) | #9A9A9A | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1CA3E6
#1CA3E6
oklch(68% 0.144 238)
- #D97E2C
#D97E2C
oklch(67.9% 0.145 57.7)
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 #1CA3E6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chefchaouen Blue #4895EF ΔE 0.046
- Dark Sky Blue #448EE4 ΔE 0.057
- Cornflower Blue #6495ED ΔE 0.058
- Dodger Blue #1E90FF ΔE 0.069
- Turquoise Blue #06B1C4 ΔE 0.073
- Deep Sky Blue #00BFFF ΔE 0.078
- Soft Blue #6488EA ΔE 0.082
- Water Blue #0E87CC ΔE 0.082
Use #1CA3E6 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.