#39BE51
Closest named color: Shamrock Green (#02C14D). oklch(70.7% 0.188 146.2), rgb(57, 190, 81).
Aa
Black text reads best on this color (8.65:1).
About this color
#39BE51 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.188 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock Green (#02C14D), ΔE 0.018 away. Black text reads best on it, at 8.65:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.188) |
| Temperature | in between |
| Nearest name | Shamrock Green (#02C14D) |
| Black text | 8.65:1 |
| White text | 2.42:1 |
Values
| HEX | #39BE51 |
| RGB | rgb(57, 190, 81) |
| HSL | hsl(131, 54%, 48%) |
| OKLCH | oklch(70.7% 0.188 146.2) |
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 #39BE51 | 2.42:1 | Fails | Lc -52.3 | Large or bold text, headings |
| Black text on #39BE51 | 8.65:1 | AAA | Lc 56.7 | Large or bold text, headings |
| #39BE51 text on white | 2.42:1 | Fails | Lc 47.3 | Large or bold text, headings |
| #39BE51 text on black | 8.65:1 | AAA | Lc -54.7 | 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
#EFF8EF
oklch(97% 0.015 145.5)
-
Step 100
100
#DCF0DD
oklch(93.5% 0.033 146.7)
-
Step 200
200
#BEE5C0
oklch(88.4% 0.065 146.4)
-
Step 300
300
#8DD593
oklch(80.9% 0.117 146.4)
-
Step 400
400 (this color)
#39BE51
oklch(70.7% 0.188 146.2)
-
Step 500
500
#00A636
oklch(63.1% 0.192 146.2)
-
Step 600
600
#008C2C
oklch(55.7% 0.169 146.1)
-
Step 700
700
#007624
oklch(49.2% 0.15 146.2)
-
Step 800
800
#00601C
oklch(42.6% 0.129 146.3)
-
Step 900
900
#005116
oklch(37.9% 0.115 146.2)
-
Step 950
950
#003009
oklch(26.9% 0.082 146)
#39BE51 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) | #C1AD46 | 0.145 |
| Deuteranopia (no green cones) | #B1A25A | 0.144 |
| Tritanopia (no blue cones) | #00BAA6 | 0.112 |
| Achromatopsia (no color) | #A6A6A6 | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39BE51
#39BE51
oklch(70.7% 0.188 146.2)
- #DB70DE
#DB70DE
oklch(70.7% 0.189 326.3)
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 #39BE51, closest first.
No curated palette has a color within ΔE 0.04 of #39BE51.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock Green #02C14D ΔE 0.018
- Leafy Green #51B73B ΔE 0.023
- Algae Green #21C36F ΔE 0.031
- Cool Green #33B864 ΔE 0.031
- Shamrock #01B44C ΔE 0.036
- Dark Mint Green #20C073 ΔE 0.036
- Dark Mint #48C072 ΔE 0.039
- Frog Green #58BC08 ΔE 0.040
Use #39BE51 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.