#77DDEA
Closest named color: Sky Blue (#87CEEB). oklch(84.1% 0.097 206.3), rgb(119, 221, 234).
Aa
Black text reads best on this color (13.31:1).
About this color
#77DDEA is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.097 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.042 away. Black text reads best on it, at 13.31:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 13.31:1 |
| White text | 1.57:1 |
Values
| HEX | #77DDEA |
| RGB | rgb(119, 221, 234) |
| HSL | hsl(187, 73%, 69%) |
| OKLCH | oklch(84.1% 0.097 206.3) |
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 #77DDEA | 1.57:1 | Fails | Lc -29.5 | Dividers and decoration only |
| Black text on #77DDEA | 13.31:1 | AAA | Lc 77.7 | Fine for body text |
| #77DDEA text on white | 1.57:1 | Fails | Lc 26.1 | Dividers and decoration only |
| #77DDEA text on black | 13.31:1 | AAA | Lc -77.0 | 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 300.
-
Step 50
50
#ECF8FA
oklch(97.1% 0.013 208.8)
-
Step 100
100
#D5F0F3
oklch(93.6% 0.029 204.8)
-
Step 200
200
#B0E4EB
oklch(88.5% 0.054 206.4)
-
Step 300
300 (this color)
#77DDEA
oklch(84.1% 0.097 206.3)
-
Step 400
400
#00B5C6
oklch(70.6% 0.121 206.7)
-
Step 500
500
#009BAA
oklch(63% 0.108 206.9)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#77DDEA 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) | #CFD6EB | 0.096 |
| Deuteranopia (no green cones) | #BCC8EA | 0.087 |
| Tritanopia (no blue cones) | #30E5E1 | 0.048 |
| Achromatopsia (no color) | #CECECE | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77DDEA
#77DDEA
oklch(84.1% 0.097 206.3)
- #FFB5AD
#FFB5AD
oklch(84.1% 0.088 26)
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 #77DDEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.042
- Robin's Egg #6DEDFD ΔE 0.043
- Celeste #A8DADC ΔE 0.048
- Light Blue #ADD8E6 ΔE 0.053
- Aqua Blue #02D8E9 ΔE 0.054
- Light Sky Blue #87CEFA ΔE 0.054
- Turquoise #40E0D0 ΔE 0.057
- Powder Blue #B0E0E6 ΔE 0.058
Use #77DDEA 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.