#77DDFC
Closest named color: Sky Blue (#87CEEB). oklch(84.7% 0.104 220), rgb(119, 221, 252).
Aa
Black text reads best on this color (13.53:1).
About this color
#77DDFC is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.104 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.040 away. Black text reads best on it, at 13.53:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 13.53:1 |
| White text | 1.55:1 |
Values
| HEX | #77DDFC |
| RGB | rgb(119, 221, 252) |
| HSL | hsl(194, 96%, 73%) |
| OKLCH | oklch(84.7% 0.104 220) |
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 #77DDFC | 1.55:1 | Fails | Lc -28.5 | Dividers and decoration only |
| Black text on #77DDFC | 13.53:1 | AAA | Lc 78.6 | Fine for body text |
| #77DDFC text on white | 1.55:1 | Fails | Lc 25.2 | Dividers and decoration only |
| #77DDFC text on black | 13.53:1 | AAA | Lc -77.9 | Fine for body text |
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 200.
-
Step 50
50
#E9F9FE
oklch(97.2% 0.018 218.4)
-
Step 100
100
#CEF1FC
oklch(93.7% 0.039 218.7)
-
Step 200
200 (this color)
#77DDFC
oklch(84.7% 0.104 220)
-
Step 300
300
#3BD4FC
oklch(80.9% 0.134 220)
-
Step 400
400
#00B2D8
oklch(70.7% 0.129 220.4)
-
Step 500
500
#0099B9
oklch(63.1% 0.115 219.7)
-
Step 600
600
#00809C
oklch(55.5% 0.101 220.3)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#00586C
oklch(42.6% 0.078 220.2)
-
Step 900
900
#004A5B
oklch(37.8% 0.069 219.8)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#77DDFC 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) | #CAD8FE | 0.088 |
| Deuteranopia (no green cones) | #B6C9FC | 0.079 |
| Tritanopia (no blue cones) | #07E7E7 | 0.066 |
| Achromatopsia (no color) | #CFCFCF | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77DDFC
#77DDFC
oklch(84.7% 0.104 220)
- #FFBAA2
#FFBAA2
oklch(84.7% 0.087 40)
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 #77DDFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.040
- Light Sky Blue #87CEFA ΔE 0.040
- Robin's Egg #6DEDFD ΔE 0.043
- Sky #82CAFC ΔE 0.051
- Baby Blue #A2CFFE ΔE 0.053
- Lightblue #7BC8F6 ΔE 0.055
- Light Blue #ADD8E6 ΔE 0.056
- Robin Egg Blue #8AF1FE ΔE 0.059
Use #77DDFC 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.