#4CC970
Closest named color: Seaweed (#18D17B). oklch(74.5% 0.168 149.8), rgb(76, 201, 112).
Aa
Black text reads best on this color (9.89:1).
About this color
#4CC970 is a medium-light, vivid green. In OKLCH its lightness is 75%, its chroma 0.168 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.025 away. Black text reads best on it, at 9.89:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 9.89:1 |
| White text | 2.12:1 |
Values
| HEX | #4CC970 |
| RGB | rgb(76, 201, 112) |
| HSL | hsl(137, 54%, 54%) |
| OKLCH | oklch(74.5% 0.168 149.8) |
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 #4CC970 | 2.12:1 | Fails | Lc -45.9 | Large or bold text, headings |
| Black text on #4CC970 | 9.89:1 | AAA | Lc 62.7 | Content text, not long reading |
| #4CC970 text on white | 2.12:1 | Fails | Lc 41.2 | Non-text elements, placeholder text |
| #4CC970 text on black | 9.89:1 | AAA | Lc -61.0 | 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 400.
-
Step 50
50
#EFF8F0
oklch(97% 0.014 148.8)
-
Step 100
100
#DCF0DF
oklch(93.6% 0.031 149.8)
-
Step 200
200
#BFE5C5
oklch(88.6% 0.059 149.6)
-
Step 300
300
#8ED49C
oklch(80.9% 0.106 149.8)
-
Step 400
400 (this color)
#4CC970
oklch(74.5% 0.168 149.8)
-
Step 500
500
#00A54A
oklch(63.1% 0.175 149.7)
-
Step 600
600
#008B3D
oklch(55.6% 0.154 149.7)
-
Step 700
700
#007533
oklch(49.1% 0.136 149.9)
-
Step 800
800
#006028
oklch(42.7% 0.119 149.7)
-
Step 900
900
#005020
oklch(37.7% 0.105 149.6)
-
Step 950
950
#003011
oklch(27% 0.074 150)
#4CC970 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) | #CAB969 | 0.138 |
| Deuteranopia (no green cones) | #BAAE76 | 0.136 |
| Tritanopia (no blue cones) | #23C6B3 | 0.092 |
| Achromatopsia (no color) | #B2B2B2 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4CC970
#4CC970
oklch(74.5% 0.168 149.8)
- #E681DF
#E681DF
oklch(74.5% 0.169 329.7)
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 #4CC970, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.025
- Dark Mint #48C072 ΔE 0.027
- Algae Green #21C36F ΔE 0.028
- Soft Green #6FC276 ΔE 0.035
- Dark Mint Green #20C073 ΔE 0.036
- Greenblue #23C48B ΔE 0.043
- Turtle Green #75B84F ΔE 0.052
- Apple #6ECB3C ΔE 0.052
Use #4CC970 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.