#77C599
Closest named color: Medium Aquamarine (#66CDAA). oklch(76.1% 0.101 158.1), rgb(119, 197, 153).
Aa
Black text reads best on this color (10.23:1).
About this color
#77C599 is a medium-light, moderately saturated green. In OKLCH its lightness is 76%, its chroma 0.101 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.027 away. Black text reads best on it, at 10.23:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.23:1 |
| White text | 2.05:1 |
Values
| HEX | #77C599 |
| RGB | rgb(119, 197, 153) |
| HSL | hsl(146, 40%, 62%) |
| OKLCH | oklch(76.1% 0.101 158.1) |
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 #77C599 | 2.05:1 | Fails | Lc -44.4 | Non-text elements, placeholder text |
| Black text on #77C599 | 10.23:1 | AAA | Lc 64.1 | Content text, not long reading |
| #77C599 text on white | 2.05:1 | Fails | Lc 39.9 | Non-text elements, placeholder text |
| #77C599 text on black | 10.23:1 | AAA | Lc -62.4 | 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
#EEF8F2
oklch(97% 0.013 159.9)
-
Step 100
100
#DBF0E3
oklch(93.6% 0.028 158.7)
-
Step 200
200
#BBE5CB
oklch(88.5% 0.056 157.9)
-
Step 300
300 (this color)
#77C599
oklch(76.1% 0.101 158.1)
-
Step 400
400
#16BE79
oklch(70.8% 0.161 158.1)
-
Step 500
500
#00A366
oklch(63% 0.147 158.1)
-
Step 600
600
#008955
oklch(55.5% 0.129 158.2)
-
Step 700
700
#007447
oklch(49.2% 0.115 158)
-
Step 800
800
#005F39
oklch(42.8% 0.1 157.9)
-
Step 900
900
#004F2F
oklch(37.7% 0.088 158.2)
-
Step 950
950
#002F1A
oklch(26.9% 0.063 158.2)
#77C599 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) | #C4BA97 | 0.095 |
| Deuteranopia (no green cones) | #B7B19C | 0.092 |
| Tritanopia (no blue cones) | #66C4B9 | 0.046 |
| Achromatopsia (no color) | #B5B5B5 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77C599
#77C599
oklch(76.1% 0.101 158.1)
- #DC98C7
#DC98C7
oklch(76% 0.101 338.6)
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 #77C599, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.027
- Dark Sea Green #8FBC8F ΔE 0.031
- Pale Teal #82CBB2 ΔE 0.038
- Seafoam Blue #78D1B6 ΔE 0.044
- Soft Green #6FC276 ΔE 0.046
- Lichen #8FB67B ΔE 0.048
- Muted Teal #90B494 ΔE 0.050
- Sage Green #88B378 ΔE 0.054
Use #77C599 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.