#1BC776
Closest named color: Algae Green (#21C36F). oklch(73.1% 0.174 155.3), rgb(27, 199, 118).
Aa
Black text reads best on this color (9.47:1).
About this color
#1BC776 is a medium-light, vivid green. In OKLCH its lightness is 73%, its chroma 0.174 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae Green (#21C36F), ΔE 0.012 away. Black text reads best on it, at 9.47:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Algae Green (#21C36F) |
| Black text | 9.47:1 |
| White text | 2.21:1 |
Values
| HEX | #1BC776 |
| RGB | rgb(27, 199, 118) |
| HSL | hsl(152, 76%, 44%) |
| OKLCH | oklch(73.1% 0.174 155.3) |
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 #1BC776 | 2.21:1 | Fails | Lc -47.8 | Large or bold text, headings |
| Black text on #1BC776 | 9.47:1 | AAA | Lc 60.9 | Content text, not long reading |
| #1BC776 text on white | 2.21:1 | Fails | Lc 43.0 | Non-text elements, placeholder text |
| #1BC776 text on black | 9.47:1 | AAA | Lc -59.1 | 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
#EEF9F1
oklch(97.2% 0.016 154.5)
-
Step 100
100
#DAF1E1
oklch(93.7% 0.032 155.4)
-
Step 200
200
#BAE6C8
oklch(88.6% 0.061 155.2)
-
Step 300
300
#84D6A2
oklch(80.9% 0.11 155.3)
-
Step 400
400 (this color)
#1BC776
oklch(73.1% 0.174 155.3)
-
Step 500
500
#00A45E
oklch(63.1% 0.156 155.1)
-
Step 600
600
#008A4E
oklch(55.6% 0.137 155)
-
Step 700
700
#007441
oklch(49.1% 0.121 155.2)
-
Step 800
800
#005F34
oklch(42.6% 0.105 155.1)
-
Step 900
900
#004F2B
oklch(37.6% 0.092 155.5)
-
Step 950
950
#003017
oklch(27.1% 0.068 154.6)
#1BC776 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) | #C6B670 | 0.155 |
| Deuteranopia (no green cones) | #B4A97C | 0.152 |
| Tritanopia (no blue cones) | #00C5B3 | 0.086 |
| Achromatopsia (no color) | #AEAEAE | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1BC776
#1BC776
oklch(73.1% 0.174 155.3)
- #E979D3
#E979D3
oklch(73.2% 0.174 335.1)
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 #1BC776, closest first.
No curated palette has a color within ΔE 0.04 of #1BC776.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae Green #21C36F ΔE 0.012
- Dark Mint Green #20C073 ΔE 0.020
- Dark Mint #48C072 ΔE 0.023
- Seaweed #18D17B ΔE 0.028
- Greenblue #23C48B ΔE 0.032
- Cool Green #33B864 ΔE 0.041
- Green Blue #01C08D ΔE 0.041
- Shamrock Green #02C14D ΔE 0.046
Use #1BC776 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.