#4BB023
Closest named color: Grass (#5CAC2D). oklch(67.1% 0.196 138.9), rgb(75, 176, 35).
Aa
Black text reads best on this color (7.53:1).
About this color
#4BB023 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.196 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.020 away. Black text reads best on it, at 7.53:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.196) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 7.53:1 |
| White text | 2.78:1 |
Values
| HEX | #4BB023 |
| RGB | rgb(75, 176, 35) |
| HSL | hsl(103, 67%, 41%) |
| OKLCH | oklch(67.1% 0.196 138.9) |
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 #4BB023 | 2.78:1 | Fails | Lc -58.5 | Large or bold text, headings |
| Black text on #4BB023 | 7.53:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #4BB023 text on white | 2.78:1 | Fails | Lc 53.3 | Large or bold text, headings |
| #4BB023 text on black | 7.53:1 | AAA | Lc -48.5 | 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
#F0F8EE
oklch(97% 0.016 139.4)
-
Step 100
100
#DEF0D9
oklch(93.6% 0.036 138.9)
-
Step 200
200
#C3E5BA
oklch(88.6% 0.068 139.2)
-
Step 300
300
#97D486
oklch(80.9% 0.123 139)
-
Step 400
400 (this color)
#4BB023
oklch(67.1% 0.196 138.9)
-
Step 500
500
#3BA300
oklch(63% 0.198 138.9)
-
Step 600
600
#318900
oklch(55.5% 0.174 138.8)
-
Step 700
700
#287400
oklch(49.2% 0.155 138.8)
-
Step 800
800
#1F5F00
oklch(42.7% 0.134 138.9)
-
Step 900
900
#194F00
oklch(37.7% 0.118 138.8)
-
Step 950
950
#0B2F00
oklch(26.9% 0.085 139)
#4BB023 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) | #B5A000 | 0.127 |
| Deuteranopia (no green cones) | #A99834 | 0.128 |
| Tritanopia (no blue cones) | #40AA96 | 0.134 |
| Achromatopsia (no color) | #9B9B9B | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BB023
#4BB023
oklch(67.1% 0.196 138.9)
- #C766E0
#C766E0
oklch(67% 0.196 319)
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 #4BB023, closest first.
No curated palette has a color within ΔE 0.04 of #4BB023.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.020
- Leaf Green #5CA904 ΔE 0.021
- Leafy Green #51B73B ΔE 0.024
- Medium Green #39AD48 ΔE 0.031
- Shamrock #01B44C ΔE 0.033
- Kelly Green #02AB2E ΔE 0.035
- Frog Green #58BC08 ΔE 0.039
- Leaf #71AA34 ΔE 0.042
Use #4BB023 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.