#4BB090
Closest named color: Greeny Blue (#42B395). oklch(68.8% 0.106 169.4), rgb(75, 176, 144).
Aa
Black text reads best on this color (7.91:1).
About this color
#4BB090 is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.106 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.010 away. Black text reads best on it, at 7.91:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 7.91:1 |
| White text | 2.65:1 |
Values
| HEX | #4BB090 |
| RGB | rgb(75, 176, 144) |
| HSL | hsl(161, 40%, 49%) |
| OKLCH | oklch(68.8% 0.106 169.4) |
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 #4BB090 | 2.65:1 | Fails | Lc -56.6 | Large or bold text, headings |
| Black text on #4BB090 | 7.91:1 | AAA | Lc 52.6 | Large or bold text, headings |
| #4BB090 text on white | 2.65:1 | Fails | Lc 51.4 | Large or bold text, headings |
| #4BB090 text on black | 7.91:1 | AAA | Lc -50.5 | 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
#F0F7F4
oklch(97% 0.008 168.8)
-
Step 100
100
#DEEEE8
oklch(93.6% 0.019 171.5)
-
Step 200
200
#C2E1D5
oklch(88.4% 0.037 170.1)
-
Step 300
300
#96CFBA
oklch(80.9% 0.066 169.8)
-
Step 400
400 (this color)
#4BB090
oklch(68.8% 0.106 169.4)
-
Step 500
500
#00A17D
oklch(63% 0.125 169.6)
-
Step 600
600
#008868
oklch(55.7% 0.112 168.9)
-
Step 700
700
#007257
oklch(49.1% 0.098 169.1)
-
Step 800
800
#005E47
oklch(42.8% 0.086 168.9)
-
Step 900
900
#004E3B
oklch(37.7% 0.075 169.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#4BB090 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) | #ACA58E | 0.109 |
| Deuteranopia (no green cones) | #9D9A92 | 0.105 |
| Tritanopia (no blue cones) | #10B1A7 | 0.037 |
| Achromatopsia (no color) | #9F9F9F | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BB090
#4BB090
oklch(68.8% 0.106 169.4)
- #CC7FA5
#CC7FA5
oklch(68.9% 0.106 349.2)
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 #4BB090, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.010
- Tea #65AB7C ΔE 0.030
- Light Sea Green #20B2AA ΔE 0.038
- Dark Seafoam Green #3EAF76 ΔE 0.039
- Bluey Green #2BB179 ΔE 0.041
- Topaz #13BBAF ΔE 0.046
- Dark Seafoam #1FB57A ΔE 0.046
- Dusty Green #76A973 ΔE 0.047
Use #4BB090 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.