#77BBFB
Closest named color: Carolina Blue (#8AB8FE). oklch(77.2% 0.115 248.1), rgb(119, 187, 251).
Aa
Black text reads best on this color (10.28:1).
About this color
#77BBFB is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.115 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.022 away. Black text reads best on it, at 10.28:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.28:1 |
| White text | 2.04:1 |
Values
| HEX | #77BBFB |
| RGB | rgb(119, 187, 251) |
| HSL | hsl(209, 94%, 73%) |
| OKLCH | oklch(77.2% 0.115 248.1) |
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 #77BBFB | 2.04:1 | Fails | Lc -44.1 | Non-text elements, placeholder text |
| Black text on #77BBFB | 10.28:1 | AAA | Lc 64.3 | Content text, not long reading |
| #77BBFB text on white | 2.04:1 | Fails | Lc 39.6 | Non-text elements, placeholder text |
| #77BBFB text on black | 10.28:1 | AAA | Lc -62.7 | 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
#DAECFF
oklch(93.6% 0.032 249.6)
-
Step 200
200
#BBDDFF
oklch(88.4% 0.059 248.5)
-
Step 300
300 (this color)
#77BBFB
oklch(77.2% 0.115 248.1)
-
Step 400
400
#3DA6FF
oklch(70.6% 0.161 248.2)
-
Step 500
500
#008EEA
oklch(63.2% 0.17 248)
-
Step 600
600
#0077C6
oklch(55.6% 0.15 248.2)
-
Step 700
700
#0064A7
oklch(49.1% 0.132 247.9)
-
Step 800
800
#00528A
oklch(42.8% 0.115 247.8)
-
Step 900
900
#004474
oklch(37.7% 0.101 247.8)
-
Step 950
950
#002848
oklch(27% 0.073 248.1)
#77BBFB 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) | #A0BDFE | 0.047 |
| Deuteranopia (no green cones) | #8FB0FA | 0.036 |
| Tritanopia (no blue cones) | #28CAD1 | 0.099 |
| Achromatopsia (no color) | #B5B5B5 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77BBFB
#77BBFB
oklch(77.2% 0.115 248.1)
- #E5A75F
#E5A75F
oklch(77.3% 0.115 68.8)
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 #77BBFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.022
- Lightblue #7BC8F6 ΔE 0.039
- Sky #82CAFC ΔE 0.043
- Pastel Blue #A2BFFE ΔE 0.050
- Vivid Sky Blue #4CC9F0 ΔE 0.054
- Deep Sky Blue #00BFFF ΔE 0.056
- Light Sky Blue #87CEFA ΔE 0.057
- Bright Sky Blue #02CCFE ΔE 0.065
Use #77BBFB 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.