#77CDF9
Closest named color: Lightblue (#7BC8F6). oklch(81.1% 0.104 232.3), rgb(119, 205, 249).
Aa
Black text reads best on this color (11.88:1).
About this color
#77CDF9 is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.104 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Lightblue (#7BC8F6), ΔE 0.013 away. Black text reads best on it, at 11.88:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Lightblue (#7BC8F6) |
| Black text | 11.88:1 |
| White text | 1.76:1 |
Values
| HEX | #77CDF9 |
| RGB | rgb(119, 205, 249) |
| HSL | hsl(200, 92%, 72%) |
| OKLCH | oklch(81.1% 0.104 232.3) |
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 #77CDF9 | 1.76:1 | Fails | Lc -36.2 | Non-text elements, placeholder text |
| Black text on #77CDF9 | 11.88:1 | AAA | Lc 71.6 | Content text, not long reading |
| #77CDF9 text on white | 1.76:1 | Fails | Lc 32.3 | Non-text elements, placeholder text |
| #77CDF9 text on black | 11.88:1 | AAA | Lc -70.4 | 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
#EDF7FD
oklch(97% 0.013 233.7)
-
Step 100
100
#D7EEFB
oklch(93.6% 0.03 232.4)
-
Step 200
200
#B4E1F9
oklch(88.6% 0.057 231.5)
-
Step 300
300 (this color)
#77CDF9
oklch(81.1% 0.104 232.3)
-
Step 400
400
#00AEEB
oklch(70.6% 0.145 232.7)
-
Step 500
500
#0095CA
oklch(63% 0.13 232.7)
-
Step 600
600
#007EAA
oklch(55.7% 0.113 231.8)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005676
oklch(42.6% 0.087 232.3)
-
Step 900
900
#004863
oklch(37.7% 0.077 231.8)
-
Step 950
950
#002B3D
oklch(27.1% 0.055 231.9)
#77CDF9 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) | #B8CBFB | 0.071 |
| Deuteranopia (no green cones) | #A5BDF8 | 0.060 |
| Tritanopia (no blue cones) | #21D9DB | 0.079 |
| Achromatopsia (no color) | #C3C3C3 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77CDF9
#77CDF9
oklch(81.1% 0.104 232.3)
- #F7AE81
#F7AE81
oklch(81% 0.105 52.4)
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 #77CDF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lightblue #7BC8F6 ΔE 0.013
- Sky #82CAFC ΔE 0.014
- Light Sky Blue #87CEFA ΔE 0.016
- Sky Blue #87CEEB ΔE 0.025
- Vivid Sky Blue #4CC9F0 ΔE 0.038
- Baby Blue #A2CFFE ΔE 0.046
- Light Cornflower Blue #98C1D9 ΔE 0.053
- Bright Sky Blue #02CCFE ΔE 0.053
Use #77CDF9 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.