#64ACEA
Closest named color: Carolina Blue (#8AB8FE). oklch(72.3% 0.116 246.3), rgb(100, 172, 234).
Aa
Black text reads best on this color (8.63:1).
About this color
#64ACEA is a medium-light, moderately saturated blue. In OKLCH its lightness is 72%, its chroma 0.116 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.060 away. Black text reads best on it, at 8.63:1.
| Hue family | Blues |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 8.63:1 |
| White text | 2.43:1 |
Values
| HEX | #64ACEA |
| RGB | rgb(100, 172, 234) |
| HSL | hsl(208, 76%, 65%) |
| OKLCH | oklch(72.3% 0.116 246.3) |
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 #64ACEA | 2.43:1 | Fails | Lc -52.7 | Large or bold text, headings |
| Black text on #64ACEA | 8.63:1 | AAA | Lc 56.3 | Large or bold text, headings |
| #64ACEA text on white | 2.43:1 | Fails | Lc 47.7 | Large or bold text, headings |
| #64ACEA text on black | 8.63:1 | AAA | Lc -54.3 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DFECF7
oklch(93.7% 0.02 243.4)
-
Step 200
200
#C4DCF3
oklch(88.4% 0.041 247.1)
-
Step 300
300
#9AC6ED
oklch(80.9% 0.072 245.6)
-
Step 400
400 (this color)
#64ACEA
oklch(72.3% 0.116 246.3)
-
Step 500
500
#268FDD
oklch(63% 0.149 246.4)
-
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
#014571
oklch(37.8% 0.096 245.7)
-
Step 950
950
#072842
oklch(26.9% 0.061 246.8)
#64ACEA 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) | #91AEED | 0.050 |
| Deuteranopia (no green cones) | #80A0E9 | 0.040 |
| Tritanopia (no blue cones) | #00BBC1 | 0.096 |
| Achromatopsia (no color) | #A6A6A6 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64ACEA
#64ACEA
oklch(72.3% 0.116 246.3)
- #D79650
#D79650
oklch(72.3% 0.117 66.1)
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 #64ACEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.060
- Deep Sky Blue #00BFFF ΔE 0.060
- Cornflower Blue #6495ED ΔE 0.064
- Chefchaouen Blue #4895EF ΔE 0.073
- Periwinkle Blue #8F99FB ΔE 0.075
- Greyblue #77A1B5 ΔE 0.076
- Vivid Sky Blue #4CC9F0 ΔE 0.077
- Turquoise Blue #06B1C4 ΔE 0.081
Use #64ACEA 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.