#1BD081
Closest named color: Seaweed (#18D17B). oklch(75.7% 0.176 156.8), rgb(27, 208, 129).
Aa
Black text reads best on this color (10.38:1).
About this color
#1BD081 is a medium-light, vivid green. In OKLCH its lightness is 76%, its chroma 0.176 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.009 away. Black text reads best on it, at 10.38:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.176) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.38:1 |
| White text | 2.02:1 |
Values
| HEX | #1BD081 |
| RGB | rgb(27, 208, 129) |
| HSL | hsl(154, 77%, 46%) |
| OKLCH | oklch(75.7% 0.176 156.8) |
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 #1BD081 | 2.02:1 | Fails | Lc -43.1 | Non-text elements, placeholder text |
| Black text on #1BD081 | 10.38:1 | AAA | Lc 65.3 | Content text, not long reading |
| #1BD081 text on white | 2.02:1 | Fails | Lc 38.7 | Non-text elements, placeholder text |
| #1BD081 text on black | 10.38:1 | AAA | Lc -63.7 | Content text, not long reading |
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
#EEF9F1
oklch(97.2% 0.016 154.5)
-
Step 100
100
#DAF1E1
oklch(93.7% 0.032 155.4)
-
Step 200
200
#B9E6C9
oklch(88.5% 0.061 156.7)
-
Step 300
300
#81D6A4
oklch(80.8% 0.11 157)
-
Step 400
400 (this color)
#1BD081
oklch(75.7% 0.176 156.8)
-
Step 500
500
#00A463
oklch(63.2% 0.151 156.8)
-
Step 600
600
#008A52
oklch(55.7% 0.134 156.6)
-
Step 700
700
#007444
oklch(49.2% 0.118 156.6)
-
Step 800
800
#005F37
oklch(42.7% 0.102 156.7)
-
Step 900
900
#004F2D
oklch(37.6% 0.09 156.8)
-
Step 950
950
#002F19
oklch(26.9% 0.064 157.1)
#1BD081 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) | #CFBF7C | 0.160 |
| Deuteranopia (no green cones) | #BBB186 | 0.155 |
| Tritanopia (no blue cones) | #00CEBC | 0.083 |
| Achromatopsia (no color) | #B6B6B6 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1BD081
#1BD081
oklch(75.7% 0.176 156.8)
- #F480D8
#F480D8
oklch(75.7% 0.175 337.1)
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 #1BD081, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.009
- Algae Green #21C36F ΔE 0.038
- Emerald #06D6A0 ΔE 0.039
- Greenblue #23C48B ΔE 0.041
- Dark Mint #48C072 ΔE 0.043
- Dark Mint Green #20C073 ΔE 0.045
- Aqua Green #12E193 ΔE 0.047
- Soft Green #6FC276 ΔE 0.052
Use #1BD081 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.