#4FC990
Closest named color: Greenblue (#23C48B). oklch(75.2% 0.138 159.9), rgb(79, 201, 144).
Aa
Black text reads best on this color (10.08:1).
About this color
#4FC990 is a medium-light, moderately saturated green. In OKLCH its lightness is 75%, its chroma 0.138 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenblue (#23C48B), ΔE 0.028 away. Black text reads best on it, at 10.08:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Greenblue (#23C48B) |
| Black text | 10.08:1 |
| White text | 2.08:1 |
Values
| HEX | #4FC990 |
| RGB | rgb(79, 201, 144) |
| HSL | hsl(152, 53%, 55%) |
| OKLCH | oklch(75.2% 0.138 159.9) |
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 #4FC990 | 2.08:1 | Fails | Lc -44.9 | Non-text elements, placeholder text |
| Black text on #4FC990 | 10.08:1 | AAA | Lc 63.6 | Content text, not long reading |
| #4FC990 text on white | 2.08:1 | Fails | Lc 40.4 | Non-text elements, placeholder text |
| #4FC990 text on black | 10.08:1 | AAA | Lc -61.9 | 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 400.
-
Step 50
50
#EFF8F3
oklch(97.1% 0.012 162.1)
-
Step 100
100
#DCEFE4
oklch(93.5% 0.025 160.6)
-
Step 200
200
#BFE3CE
oklch(88.4% 0.047 159.7)
-
Step 300
300
#8FD2AE
oklch(80.9% 0.085 160.2)
-
Step 400
400 (this color)
#4FC990
oklch(75.2% 0.138 159.9)
-
Step 500
500
#00A36A
oklch(63.1% 0.143 159.7)
-
Step 600
600
#008959
oklch(55.6% 0.126 160)
-
Step 700
700
#00734A
oklch(49% 0.111 160)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#004F31
oklch(37.7% 0.086 159.7)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#4FC990 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) | #C7BB8D | 0.130 |
| Deuteranopia (no green cones) | #B6AF94 | 0.126 |
| Tritanopia (no blue cones) | #0BC8BA | 0.061 |
| Achromatopsia (no color) | #B4B4B4 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FC990
#4FC990
oklch(75.2% 0.138 159.9)
- #E88ACA
#E88ACA
oklch(75.2% 0.138 340)
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 #4FC990, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenblue #23C48B ΔE 0.028
- Soft Green #6FC276 ΔE 0.035
- Emerald #06D6A0 ΔE 0.038
- Green Blue #01C08D ΔE 0.041
- Dark Mint #48C072 ΔE 0.042
- Medium Aquamarine #66CDAA ΔE 0.042
- Seaweed #18D17B ΔE 0.047
- Dark Mint Green #20C073 ΔE 0.051
Use #4FC990 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.