#77B7EF
Closest named color: Carolina Blue (#8AB8FE). oklch(75.8% 0.104 246.1), rgb(119, 183, 239).
Aa
Black text reads best on this color (9.80:1).
About this color
#77B7EF is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.104 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.031 away. Black text reads best on it, at 9.80:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.80:1 |
| White text | 2.14:1 |
Values
| HEX | #77B7EF |
| RGB | rgb(119, 183, 239) |
| HSL | hsl(208, 79%, 70%) |
| OKLCH | oklch(75.8% 0.104 246.1) |
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 #77B7EF | 2.14:1 | Fails | Lc -46.6 | Large or bold text, headings |
| Black text on #77B7EF | 9.80:1 | AAA | Lc 62.0 | Content text, not long reading |
| #77B7EF text on white | 2.14:1 | Fails | Lc 41.9 | Non-text elements, placeholder text |
| #77B7EF text on black | 9.80:1 | AAA | Lc -60.3 | 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
#EEF7FF
oklch(97.2% 0.014 244.7)
-
Step 100
100
#DAECFD
oklch(93.5% 0.03 246.6)
-
Step 200
200
#BBDEFE
oklch(88.6% 0.058 246.1)
-
Step 300
300 (this color)
#77B7EF
oklch(75.8% 0.104 246.1)
-
Step 400
400
#32A7FF
oklch(70.6% 0.163 246.4)
-
Step 500
500
#008FE5
oklch(63.1% 0.163 246.3)
-
Step 600
600
#0078C1
oklch(55.5% 0.143 246.2)
-
Step 700
700
#0065A3
oklch(49.1% 0.126 245.9)
-
Step 800
800
#005287
oklch(42.6% 0.111 246.5)
-
Step 900
900
#004571
oklch(37.8% 0.096 245.5)
-
Step 950
950
#002846
oklch(26.9% 0.07 246.6)
#77B7EF 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) | #A0B8F2 | 0.047 |
| Deuteranopia (no green cones) | #90ACEE | 0.037 |
| Tritanopia (no blue cones) | #39C4CA | 0.088 |
| Achromatopsia (no color) | #B1B1B1 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77B7EF
#77B7EF
oklch(75.8% 0.104 246.1)
- #DEA366
#DEA366
oklch(75.9% 0.105 66)
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 #77B7EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.031
- Lightblue #7BC8F6 ΔE 0.046
- Sky #82CAFC ΔE 0.053
- Vivid Sky Blue #4CC9F0 ΔE 0.055
- Deep Sky Blue #00BFFF ΔE 0.059
- Pastel Blue #A2BFFE ΔE 0.059
- Light Cornflower Blue #98C1D9 ΔE 0.060
- Light Grey Blue #9DBCD4 ΔE 0.061
Use #77B7EF 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.