#77C3FF
Closest named color: Lightblue (#7BC8F6). oklch(79.1% 0.114 243.8), rgb(119, 195, 255).
Aa
Black text reads best on this color (11.03:1).
About this color
#77C3FF is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.114 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Lightblue (#7BC8F6), ΔE 0.022 away. Black text reads best on it, at 11.03:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | Lightblue (#7BC8F6) |
| Black text | 11.03:1 |
| White text | 1.90:1 |
Values
| HEX | #77C3FF |
| RGB | rgb(119, 195, 255) |
| HSL | hsl(206, 100%, 73%) |
| OKLCH | oklch(79.1% 0.114 243.8) |
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 #77C3FF | 1.90:1 | Fails | Lc -40.4 | Non-text elements, placeholder text |
| Black text on #77C3FF | 11.03:1 | AAA | Lc 67.8 | Content text, not long reading |
| #77C3FF text on white | 1.90:1 | Fails | Lc 36.1 | Non-text elements, placeholder text |
| #77C3FF text on black | 11.03:1 | AAA | Lc -66.4 | 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
#EDF7FF
oklch(97.1% 0.015 241.8)
-
Step 100
100
#D8EDFF
oklch(93.6% 0.033 244)
-
Step 200
200
#B8DEFF
oklch(88.4% 0.061 244.8)
-
Step 300
300 (this color)
#77C3FF
oklch(79.1% 0.114 243.8)
-
Step 400
400
#1FA9FF
oklch(70.7% 0.166 243.7)
-
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
#005383
oklch(42.6% 0.105 243.8)
-
Step 900
900
#00456F
oklch(37.6% 0.093 244.3)
-
Step 950
950
#002944
oklch(27% 0.066 243.6)
#77C3FF 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) | #A9C4FF | 0.055 |
| Deuteranopia (no green cones) | #97B6FE | 0.045 |
| Tritanopia (no blue cones) | #1BD2D7 | 0.097 |
| Achromatopsia (no color) | #BCBCBC | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77C3FF
#77C3FF
oklch(79.1% 0.114 243.8)
- #EEAB69
#EEAB69
oklch(79.1% 0.114 64.4)
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 #77C3FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lightblue #7BC8F6 ΔE 0.022
- Sky #82CAFC ΔE 0.024
- Carolina Blue #8AB8FE ΔE 0.032
- Light Sky Blue #87CEFA ΔE 0.038
- Vivid Sky Blue #4CC9F0 ΔE 0.045
- Pastel Blue #A2BFFE ΔE 0.046
- Sky Blue #87CEEB ΔE 0.050
- Bright Sky Blue #02CCFE ΔE 0.056
Use #77C3FF 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.