#77C259
Closest named color: Turtle Green (#75B84F). oklch(74.2% 0.159 137.6), rgb(119, 194, 89).
Aa
Black text reads best on this color (9.64:1).
About this color
#77C259 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.159 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.028 away. Black text reads best on it, at 9.64:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 9.64:1 |
| White text | 2.17:1 |
Values
| HEX | #77C259 |
| RGB | rgb(119, 194, 89) |
| HSL | hsl(103, 46%, 55%) |
| OKLCH | oklch(74.2% 0.159 137.6) |
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 #77C259 | 2.17:1 | Fails | Lc -47.3 | Large or bold text, headings |
| Black text on #77C259 | 9.64:1 | AAA | Lc 61.3 | Content text, not long reading |
| #77C259 text on white | 2.17:1 | Fails | Lc 42.6 | Non-text elements, placeholder text |
| #77C259 text on black | 9.64:1 | AAA | Lc -59.6 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDC
oklch(93.6% 0.029 137.4)
-
Step 200
200
#C8E2BF
oklch(88.4% 0.055 137.6)
-
Step 300
300
#A2D091
oklch(80.9% 0.099 137.4)
-
Step 400
400 (this color)
#77C259
oklch(74.2% 0.159 137.6)
-
Step 500
500
#45A200
oklch(63% 0.193 137.5)
-
Step 600
600
#388800
oklch(55.4% 0.17 137.6)
-
Step 700
700
#2E7300
oklch(49.1% 0.151 137.7)
-
Step 800
800
#255E00
oklch(42.7% 0.13 137.5)
-
Step 900
900
#1D4F00
oklch(37.8% 0.116 137.7)
-
Step 950
950
#0F2F00
oklch(27% 0.083 137.4)
#77C259 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) | #C8B44F | 0.104 |
| Deuteranopia (no green cones) | #BDAD60 | 0.104 |
| Tritanopia (no blue cones) | #73BCAA | 0.110 |
| Achromatopsia (no color) | #B0B0B0 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #77C259
#77C259
oklch(74.2% 0.159 137.6)
- #D489EC
#D489EC
oklch(74.2% 0.158 317.6)
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 #77C259, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.028
- Soft Green #6FC276 ΔE 0.032
- Apple #6ECB3C ΔE 0.042
- Dark Mint #48C072 ΔE 0.044
- Dark Lime Green #7EBD01 ΔE 0.045
- Dark Lime #84B701 ΔE 0.048
- Avocado #90B134 ΔE 0.049
- Bright Olive #9CBB04 ΔE 0.052
Use #77C259 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.