#30B233
Closest named color: Shamrock (#01B44C). oklch(67% 0.199 143.2), rgb(48, 178, 51).
Aa
Black text reads best on this color (7.54:1).
About this color
#30B233 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.199 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.020 away. Black text reads best on it, at 7.54:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.199) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.54:1 |
| White text | 2.78:1 |
Values
| HEX | #30B233 |
| RGB | rgb(48, 178, 51) |
| HSL | hsl(121, 58%, 44%) |
| OKLCH | oklch(67% 0.199 143.2) |
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 #30B233 | 2.78:1 | Fails | Lc -58.4 | Large or bold text, headings |
| Black text on #30B233 | 7.54:1 | AAA | Lc 50.9 | Large or bold text, headings |
| #30B233 text on white | 2.78:1 | Fails | Lc 53.1 | Large or bold text, headings |
| #30B233 text on black | 7.54:1 | AAA | Lc -48.7 | 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
#EFF9EE
oklch(97.2% 0.018 142.8)
-
Step 100
100
#DCF1DB
oklch(93.7% 0.037 144)
-
Step 200
200
#BFE6BC
oklch(88.6% 0.07 143.1)
-
Step 300
300
#8FD58B
oklch(80.8% 0.124 143.1)
-
Step 400
400 (this color)
#30B233
oklch(67% 0.199 143.2)
-
Step 500
500
#00A715
oklch(63.2% 0.21 143.2)
-
Step 600
600
#008C10
oklch(55.5% 0.184 143.2)
-
Step 700
700
#00760C
oklch(49.1% 0.163 143.2)
-
Step 800
800
#006108
oklch(42.7% 0.142 143.2)
-
Step 900
900
#005105
oklch(37.7% 0.126 143.2)
-
Step 950
950
#003102
oklch(27.2% 0.09 143.2)
#30B233 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) | #B6A11E | 0.143 |
| Deuteranopia (no green cones) | #A79740 | 0.143 |
| Tritanopia (no blue cones) | #00AD99 | 0.127 |
| Achromatopsia (no color) | #9B9B9B | 0.200 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #30B233
#30B233
oklch(67% 0.199 143.2)
- #CD62DA
#CD62DA
oklch(66.9% 0.199 323.2)
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 #30B233, closest first.
No curated palette has a color within ΔE 0.04 of #30B233.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.020
- Kelly Green #02AB2E ΔE 0.026
- Medium Green #39AD48 ΔE 0.027
- Leafy Green #51B73B ΔE 0.028
- Grass #5CAC2D ΔE 0.031
- Leaf Green #5CA904 ΔE 0.034
- Shamrock Green #02C14D ΔE 0.041
- Mid Green #50A747 ΔE 0.045
Use #30B233 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.