#55ABE7
Closest named color: Deep Sky Blue (#00BFFF). oklch(71.3% 0.121 241.7), rgb(85, 171, 231).
Aa
Black text reads best on this color (8.36:1).
About this color
#55ABE7 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.121 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sky Blue (#00BFFF), ΔE 0.059 away. Black text reads best on it, at 8.36:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Deep Sky Blue (#00BFFF) |
| Black text | 8.36:1 |
| White text | 2.51:1 |
Values
| HEX | #55ABE7 |
| RGB | rgb(85, 171, 231) |
| HSL | hsl(205, 75%, 62%) |
| OKLCH | oklch(71.3% 0.121 241.7) |
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 #55ABE7 | 2.51:1 | Fails | Lc -54.1 | Large or bold text, headings |
| Black text on #55ABE7 | 8.36:1 | AAA | Lc 55.0 | Large or bold text, headings |
| #55ABE7 text on white | 2.51:1 | Fails | Lc 49.0 | Large or bold text, headings |
| #55ABE7 text on black | 8.36:1 | AAA | Lc -52.9 | 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
#DEECF8
oklch(93.6% 0.022 243.8)
-
Step 200
200
#C2DDF3
oklch(88.5% 0.042 242.7)
-
Step 300
300
#95C7EE
oklch(80.8% 0.076 242.3)
-
Step 400
400 (this color)
#55ABE7
oklch(71.3% 0.121 241.7)
-
Step 500
500
#0092DA
oklch(63.1% 0.148 241.4)
-
Step 600
600
#007AB8
oklch(55.5% 0.131 241.7)
-
Step 700
700
#00679C
oklch(49.2% 0.116 241.5)
-
Step 800
800
#005481
oklch(42.7% 0.101 241.9)
-
Step 900
900
#00466C
oklch(37.7% 0.089 241.5)
-
Step 950
950
#002942
oklch(26.9% 0.063 241.6)
#55ABE7 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) | #90ACEA | 0.061 |
| Deuteranopia (no green cones) | #7C9DE6 | 0.049 |
| Tritanopia (no blue cones) | #00BAC0 | 0.089 |
| Achromatopsia (no color) | #A3A3A3 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55ABE7
#55ABE7
oklch(71.3% 0.121 241.7)
- #D8904D
#D8904D
oklch(71.3% 0.121 61.8)
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 #55ABE7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sky Blue #00BFFF ΔE 0.059
- Cornflower Blue #6495ED ΔE 0.062
- Chefchaouen Blue #4895EF ΔE 0.067
- Turquoise Blue #06B1C4 ΔE 0.071
- Carolina Blue #8AB8FE ΔE 0.073
- Greyblue #77A1B5 ΔE 0.074
- Vivid Sky Blue #4CC9F0 ΔE 0.080
- Dark Sky Blue #448EE4 ΔE 0.083
Use #55ABE7 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.