#4CA5EE
Closest named color: Cornflower Blue (#6495ED). oklch(70% 0.137 246.3), rgb(76, 165, 238).
Aa
Black text reads best on this color (7.92:1).
About this color
#4CA5EE is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.137 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.044 away. Black text reads best on it, at 7.92:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.137) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.92:1 |
| White text | 2.65:1 |
Values
| HEX | #4CA5EE |
| RGB | rgb(76, 165, 238) |
| HSL | hsl(207, 83%, 62%) |
| OKLCH | oklch(70% 0.137 246.3) |
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 #4CA5EE | 2.65:1 | Fails | Lc -56.5 | Large or bold text, headings |
| Black text on #4CA5EE | 7.92:1 | AAA | Lc 52.7 | Large or bold text, headings |
| #4CA5EE text on white | 2.65:1 | Fails | Lc 51.3 | Large or bold text, headings |
| #4CA5EE text on black | 7.92:1 | AAA | Lc -50.6 | 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
#EFF6FD
oklch(97% 0.012 248)
-
Step 100
100
#DDECFA
oklch(93.6% 0.025 246.2)
-
Step 200
200
#C0DDF7
oklch(88.5% 0.047 245.4)
-
Step 300
300
#93C7F5
oklch(81% 0.085 245.8)
-
Step 400
400 (this color)
#4CA5EE
oklch(70% 0.137 246.3)
-
Step 500
500
#008FE5
oklch(63.1% 0.163 246.3)
-
Step 600
600
#0078C2
oklch(55.6% 0.145 246.5)
-
Step 700
700
#0065A4
oklch(49.2% 0.127 246.3)
-
Step 800
800
#005287
oklch(42.6% 0.111 246.5)
-
Step 900
900
#004472
oklch(37.6% 0.099 246.8)
-
Step 950
950
#002846
oklch(26.9% 0.07 246.6)
#4CA5EE 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) | #84A7F1 | 0.056 |
| Deuteranopia (no green cones) | #6E98ED | 0.043 |
| Tritanopia (no blue cones) | #00B7BF | 0.102 |
| Achromatopsia (no color) | #9F9F9F | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4CA5EE
#4CA5EE
oklch(70% 0.137 246.3)
- #D78B30
#D78B30
oklch(70% 0.137 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 #4CA5EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.044
- Chefchaouen Blue #4895EF ΔE 0.045
- Dark Sky Blue #448EE4 ΔE 0.063
- Deep Sky Blue #00BFFF ΔE 0.069
- Dodger Blue #1E90FF ΔE 0.074
- Soft Blue #6488EA ΔE 0.076
- Periwinkle Blue #8F99FB ΔE 0.078
- Turquoise Blue #06B1C4 ΔE 0.085
Use #4CA5EE 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.