#77ADDF
Closest named color: Carolina Blue (#8AB8FE). oklch(72.9% 0.093 247.3), rgb(119, 173, 223).
Aa
Black text reads best on this color (8.82:1).
About this color
#77ADDF is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.093 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.055 away. Black text reads best on it, at 8.82:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 8.82:1 |
| White text | 2.37:1 |
Values
| HEX | #77ADDF |
| RGB | rgb(119, 173, 223) |
| HSL | hsl(209, 62%, 67%) |
| OKLCH | oklch(72.9% 0.093 247.3) |
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 #77ADDF | 2.37:1 | Fails | Lc -51.7 | Large or bold text, headings |
| Black text on #77ADDF | 8.82:1 | AAA | Lc 57.2 | Large or bold text, headings |
| #77ADDF text on white | 2.37:1 | Fails | Lc 46.8 | Large or bold text, headings |
| #77ADDF text on black | 8.82:1 | AAA | Lc -55.3 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF5
oklch(93.5% 0.017 248)
-
Step 200
200
#C9DCEE
oklch(88.6% 0.032 246.7)
-
Step 300
300
#A3C5E5
oklch(80.9% 0.058 247)
-
Step 400
400 (this color)
#77ADDF
oklch(72.9% 0.093 247.3)
-
Step 500
500
#488FCD
oklch(63.2% 0.118 247.3)
-
Step 600
600
#2578BA
oklch(55.6% 0.128 247.3)
-
Step 700
700
#1664A0
oklch(49% 0.12 247.5)
-
Step 800
800
#165282
oklch(42.7% 0.099 247.5)
-
Step 900
900
#1A4468
oklch(37.6% 0.077 247.6)
-
Step 950
950
#11283D
oklch(26.9% 0.049 248.1)
#77ADDF 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) | #99AEE1 | 0.041 |
| Deuteranopia (no green cones) | #8BA3DE | 0.033 |
| Tritanopia (no blue cones) | #4AB9BE | 0.079 |
| Achromatopsia (no color) | #A8A8A8 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77ADDF
#77ADDF
oklch(72.9% 0.093 247.3)
- #CF9C66
#CF9C66
oklch(72.9% 0.093 67.1)
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 #77ADDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.055
- Greyblue #77A1B5 ΔE 0.062
- Bluegrey #85A3B2 ΔE 0.064
- Light Grey Blue #9DBCD4 ΔE 0.068
- Cool Steel #97A7B3 ΔE 0.068
- Bluey Grey #89A0B0 ΔE 0.069
- Light Cornflower Blue #98C1D9 ΔE 0.073
- Deep Sky Blue #00BFFF ΔE 0.074
Use #77ADDF 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.