#1FC77D
Closest named color: Algae Green (#21C36F). oklch(73.3% 0.168 157.2), rgb(31, 199, 125).
Aa
Black text reads best on this color (9.52:1).
About this color
#1FC77D is a medium-light, vivid green. In OKLCH its lightness is 73%, its chroma 0.168 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae Green (#21C36F), ΔE 0.018 away. Black text reads best on it, at 9.52:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Algae Green (#21C36F) |
| Black text | 9.52:1 |
| White text | 2.20:1 |
Values
| HEX | #1FC77D |
| RGB | rgb(31, 199, 125) |
| HSL | hsl(154, 73%, 45%) |
| OKLCH | oklch(73.3% 0.168 157.2) |
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 #1FC77D | 2.20:1 | Fails | Lc -47.6 | Large or bold text, headings |
| Black text on #1FC77D | 9.52:1 | AAA | Lc 61.1 | Content text, not long reading |
| #1FC77D text on white | 2.20:1 | Fails | Lc 42.8 | Non-text elements, placeholder text |
| #1FC77D text on black | 9.52:1 | AAA | Lc -59.4 | 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
#EEF8F2
oklch(97% 0.013 159.9)
-
Step 100
100
#DAF0E2
oklch(93.5% 0.03 157.9)
-
Step 200
200
#BAE5CA
oklch(88.4% 0.058 157.4)
-
Step 300
300
#85D5A6
oklch(80.9% 0.104 157.3)
-
Step 400
400 (this color)
#1FC77D
oklch(73.3% 0.168 157.2)
-
Step 500
500
#00A364
oklch(63% 0.149 157.4)
-
Step 600
600
#008953
oklch(55.5% 0.131 157.3)
-
Step 700
700
#007445
oklch(49.2% 0.117 157)
-
Step 800
800
#005F38
oklch(42.7% 0.101 157.3)
-
Step 900
900
#004F2E
oklch(37.6% 0.089 157.5)
-
Step 950
950
#002F19
oklch(26.9% 0.064 157.1)
#1FC77D 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) | #C5B778 | 0.152 |
| Deuteranopia (no green cones) | #B3A982 | 0.150 |
| Tritanopia (no blue cones) | #00C5B4 | 0.078 |
| Achromatopsia (no color) | #AFAFAF | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1FC77D
#1FC77D
oklch(73.3% 0.168 157.2)
- #E97BCE
#E97BCE
oklch(73.2% 0.167 337.2)
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 #1FC77D, closest first.
No curated palette has a color within ΔE 0.04 of #1FC77D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae Green #21C36F ΔE 0.018
- Dark Mint Green #20C073 ΔE 0.021
- Dark Mint #48C072 ΔE 0.022
- Greenblue #23C48B ΔE 0.023
- Seaweed #18D17B ΔE 0.030
- Green Blue #01C08D ΔE 0.034
- Cool Green #33B864 ΔE 0.044
- Soft Green #6FC276 ΔE 0.045
Use #1FC77D 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.