#77B8EC
Closest named color: Carolina Blue (#8AB8FE). oklch(75.9% 0.1 243.8), rgb(119, 184, 236).
Aa
Black text reads best on this color (9.85:1).
About this color
#77B8EC is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.100 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.035 away. Black text reads best on it, at 9.85:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.100) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.85:1 |
| White text | 2.13:1 |
Values
| HEX | #77B8EC |
| RGB | rgb(119, 184, 236) |
| HSL | hsl(207, 75%, 70%) |
| OKLCH | oklch(75.9% 0.1 243.8) |
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 #77B8EC | 2.13:1 | Fails | Lc -46.3 | Large or bold text, headings |
| Black text on #77B8EC | 9.85:1 | AAA | Lc 62.3 | Content text, not long reading |
| #77B8EC text on white | 2.13:1 | Fails | Lc 41.7 | Non-text elements, placeholder text |
| #77B8EC text on black | 9.85:1 | AAA | Lc -60.5 | Content text, not long reading |
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 300.
-
Step 50
50
#EEF7FE
oklch(97.1% 0.013 241)
-
Step 100
100
#DAEDFC
oklch(93.7% 0.029 241.6)
-
Step 200
200
#BBDEFC
oklch(88.5% 0.056 244.3)
-
Step 300
300 (this color)
#77B8EC
oklch(75.9% 0.1 243.8)
-
Step 400
400
#29A9FC
oklch(70.7% 0.16 243.6)
-
Step 500
500
#0091DF
oklch(63.2% 0.154 243.6)
-
Step 600
600
#0079BC
oklch(55.5% 0.136 243.9)
-
Step 700
700
#00669F
oklch(49.1% 0.12 243.6)
-
Step 800
800
#005384
oklch(42.6% 0.106 244.3)
-
Step 900
900
#00456F
oklch(37.6% 0.093 244.3)
-
Step 950
950
#002944
oklch(27% 0.066 243.6)
#77B8EC 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) | #A2B8EE | 0.049 |
| Deuteranopia (no green cones) | #92ACEB | 0.041 |
| Tritanopia (no blue cones) | #3CC5C9 | 0.085 |
| Achromatopsia (no color) | #B2B2B2 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77B8EC
#77B8EC
oklch(75.9% 0.1 243.8)
- #DEA36B
#DEA36B
oklch(75.9% 0.101 63.9)
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 #77B8EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.035
- Lightblue #7BC8F6 ΔE 0.043
- Vivid Sky Blue #4CC9F0 ΔE 0.052
- Sky #82CAFC ΔE 0.052
- Light Cornflower Blue #98C1D9 ΔE 0.056
- Light Grey Blue #9DBCD4 ΔE 0.057
- Deep Sky Blue #00BFFF ΔE 0.059
- Pastel Blue #A2BFFE ΔE 0.060
Use #77B8EC 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.