#77CFCB
Closest named color: Seafoam Blue (#78D1B6). oklch(79.8% 0.085 191.8), rgb(119, 207, 203).
Aa
Black text reads best on this color (11.57:1).
About this color
#77CFCB is a light, moderately saturated teal or cyan. In OKLCH its lightness is 80%, its chroma 0.085 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Seafoam Blue (#78D1B6), ΔE 0.032 away. Black text reads best on it, at 11.57:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Seafoam Blue (#78D1B6) |
| Black text | 11.57:1 |
| White text | 1.81:1 |
Values
| HEX | #77CFCB |
| RGB | rgb(119, 207, 203) |
| HSL | hsl(177, 48%, 64%) |
| OKLCH | oklch(79.8% 0.085 191.8) |
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 #77CFCB | 1.81:1 | Fails | Lc -37.8 | Non-text elements, placeholder text |
| Black text on #77CFCB | 11.57:1 | AAA | Lc 70.2 | Content text, not long reading |
| #77CFCB text on white | 1.81:1 | Fails | Lc 33.7 | Non-text elements, placeholder text |
| #77CFCB text on black | 11.57:1 | AAA | Lc -68.9 | 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
#EDF8F7
oklch(97.1% 0.012 190.4)
-
Step 100
100
#D8EFEE
oklch(93.5% 0.024 193.6)
-
Step 200
200
#B6E4E1
oklch(88.6% 0.048 191.4)
-
Step 300
300 (this color)
#77CFCB
oklch(79.8% 0.085 191.8)
-
Step 400
400
#00B8B4
oklch(70.7% 0.121 192)
-
Step 500
500
#009E9A
oklch(63.2% 0.109 191.6)
-
Step 600
600
#008581
oklch(55.7% 0.096 191.1)
-
Step 700
700
#00706D
oklch(49.2% 0.085 191.5)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#77CFCB 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) | #C6C7CB | 0.091 |
| Deuteranopia (no green cones) | #B6BBCC | 0.085 |
| Tritanopia (no blue cones) | #4ED3CD | 0.030 |
| Achromatopsia (no color) | #C0C0C0 | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77CFCB
#77CFCB
oklch(79.8% 0.085 191.8)
- #EEA7AF
#EEA7AF
oklch(79.8% 0.084 11.7)
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 #77CFCB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam Blue #78D1B6 ΔE 0.032
- Medium Turquoise #48D1CC ΔE 0.033
- Pale Teal #82CBB2 ΔE 0.033
- Tiffany Blue #94D2BD ΔE 0.036
- Medium Aquamarine #66CDAA ΔE 0.051
- Sky Blue #87CEEB ΔE 0.052
- Turquoise #40E0D0 ΔE 0.053
- Dark Turquoise #00CED1 ΔE 0.054
Use #77CFCB 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.