#4BC689
Closest named color: Greenblue (#23C48B). oklch(74.2% 0.142 158.3), rgb(75, 198, 137).
Aa
Black text reads best on this color (9.73:1).
About this color
#4BC689 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.142 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenblue (#23C48B), ΔE 0.020 away. Black text reads best on it, at 9.73:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Greenblue (#23C48B) |
| Black text | 9.73:1 |
| White text | 2.15:1 |
Values
| HEX | #4BC689 |
| RGB | rgb(75, 198, 137) |
| HSL | hsl(150, 52%, 54%) |
| OKLCH | oklch(74.2% 0.142 158.3) |
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 #4BC689 | 2.15:1 | Fails | Lc -46.7 | Large or bold text, headings |
| Black text on #4BC689 | 9.73:1 | AAA | Lc 61.9 | Content text, not long reading |
| #4BC689 text on white | 2.15:1 | Fails | Lc 42.0 | Non-text elements, placeholder text |
| #4BC689 text on black | 9.73:1 | AAA | Lc -60.2 | 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
#EFF8F2
oklch(97.1% 0.012 157)
-
Step 100
100
#DCEFE3
oklch(93.5% 0.026 158.2)
-
Step 200
200
#BFE4CD
oklch(88.6% 0.05 157.9)
-
Step 300
300
#8FD2AB
oklch(80.8% 0.088 158.2)
-
Step 400
400 (this color)
#4BC689
oklch(74.2% 0.142 158.3)
-
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)
#4BC689 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) | #C4B885 | 0.131 |
| Deuteranopia (no green cones) | #B4AC8D | 0.128 |
| Tritanopia (no blue cones) | #01C5B6 | 0.064 |
| Achromatopsia (no color) | #B1B1B1 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BC689
#4BC689
oklch(74.2% 0.142 158.3)
- #E486CA
#E486CA
oklch(74.1% 0.142 338.1)
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 #4BC689, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenblue #23C48B ΔE 0.020
- Dark Mint #48C072 ΔE 0.030
- Soft Green #6FC276 ΔE 0.030
- Green Blue #01C08D ΔE 0.033
- Dark Mint Green #20C073 ΔE 0.040
- Algae Green #21C36F ΔE 0.042
- Seaweed #18D17B ΔE 0.045
- Emerald #06D6A0 ΔE 0.045
Use #4BC689 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.