#4FB289
Closest named color: Greeny Blue (#42B395). oklch(69.3% 0.112 163.6), rgb(79, 178, 137).
Aa
Black text reads best on this color (8.06:1).
About this color
#4FB289 is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.112 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.017 away. Black text reads best on it, at 8.06:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 8.06:1 |
| White text | 2.60:1 |
Values
| HEX | #4FB289 |
| RGB | rgb(79, 178, 137) |
| HSL | hsl(155, 39%, 50%) |
| OKLCH | oklch(69.3% 0.112 163.6) |
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 #4FB289 | 2.60:1 | Fails | Lc -55.8 | Large or bold text, headings |
| Black text on #4FB289 | 8.06:1 | AAA | Lc 53.4 | Large or bold text, headings |
| #4FB289 text on white | 2.60:1 | Fails | Lc 50.6 | Large or bold text, headings |
| #4FB289 text on black | 8.06:1 | AAA | Lc -51.3 | 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
#F0F8F4
oklch(97.2% 0.01 164.9)
-
Step 100
100
#DEEEE6
oklch(93.5% 0.02 164.6)
-
Step 200
200
#C3E2D2
oklch(88.6% 0.039 163.1)
-
Step 300
300
#97CFB4
oklch(80.8% 0.069 163.5)
-
Step 400
400 (this color)
#4FB289
oklch(69.3% 0.112 163.6)
-
Step 500
500
#00A272
oklch(63% 0.135 163.5)
-
Step 600
600
#008860
oklch(55.5% 0.118 164)
-
Step 700
700
#007350
oklch(49.2% 0.105 163.6)
-
Step 800
800
#005E41
oklch(42.7% 0.091 163.9)
-
Step 900
900
#004F35
oklch(37.8% 0.082 162.9)
-
Step 950
950
#002F1E
oklch(27% 0.058 163)
#4FB289 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) | #AFA687 | 0.110 |
| Deuteranopia (no green cones) | #A19C8C | 0.107 |
| Tritanopia (no blue cones) | #26B2A7 | 0.045 |
| Achromatopsia (no color) | #A0A0A0 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4FB289
#4FB289
oklch(69.3% 0.112 163.6)
- #CD7FAE
#CD7FAE
oklch(69.3% 0.113 343.5)
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 #4FB289, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.017
- Tea #65AB7C ΔE 0.025
- Dark Seafoam Green #3EAF76 ΔE 0.030
- Bluey Green #2BB179 ΔE 0.033
- Dark Seafoam #1FB57A ΔE 0.037
- Medium Sea Green #3CB371 ΔE 0.038
- Dusty Green #76A973 ΔE 0.041
- Algae #54AC68 ΔE 0.042
Use #4FB289 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.