#1CCF91
Closest named color: Emerald (#06D6A0). oklch(75.8% 0.161 162.3), rgb(28, 207, 145).
Aa
Black text reads best on this color (10.38:1).
About this color
#1CCF91 is a medium-light, vivid green. In OKLCH its lightness is 76%, its chroma 0.161 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.023 away. Black text reads best on it, at 10.38:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.161) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 10.38:1 |
| White text | 2.02:1 |
Values
| HEX | #1CCF91 |
| RGB | rgb(28, 207, 145) |
| HSL | hsl(159, 76%, 46%) |
| OKLCH | oklch(75.8% 0.161 162.3) |
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 #1CCF91 | 2.02:1 | Fails | Lc -43.1 | Non-text elements, placeholder text |
| Black text on #1CCF91 | 10.38:1 | AAA | Lc 65.2 | Content text, not long reading |
| #1CCF91 text on white | 2.02:1 | Fails | Lc 38.7 | Non-text elements, placeholder text |
| #1CCF91 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
#EEF8F3
oklch(97% 0.012 164.8)
-
Step 100
100
#DAF0E4
oklch(93.6% 0.028 162.1)
-
Step 200
200
#B9E5CE
oklch(88.4% 0.056 162.3)
-
Step 300
300
#81D5AD
oklch(80.8% 0.101 162.4)
-
Step 400
400 (this color)
#1CCF91
oklch(75.8% 0.161 162.3)
-
Step 500
500
#00A270
oklch(63% 0.137 162.6)
-
Step 600
600
#00895D
oklch(55.7% 0.122 162)
-
Step 700
700
#00734E
oklch(49.1% 0.107 162.4)
-
Step 800
800
#005E3F
oklch(42.6% 0.093 162.3)
-
Step 900
900
#004F34
oklch(37.8% 0.083 162.1)
-
Step 950
950
#002F1D
oklch(27% 0.059 161.7)
#1CCF91 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) | #CCBF8D | 0.155 |
| Deuteranopia (no green cones) | #B8B095 | 0.151 |
| Tritanopia (no blue cones) | #00CFBE | 0.063 |
| Achromatopsia (no color) | #B6B6B6 | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1CCF91
#1CCF91
oklch(75.8% 0.161 162.3)
- #F484CC
#F484CC
oklch(75.8% 0.16 342.4)
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 #1CCF91, closest first.
No curated palette has a color within ΔE 0.04 of #1CCF91.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.023
- Greenblue #23C48B ΔE 0.030
- Seaweed #18D17B ΔE 0.031
- Green Blue #01C08D ΔE 0.044
- Dark Mint #48C072 ΔE 0.047
- Algae Green #21C36F ΔE 0.047
- Dark Mint Green #20C073 ΔE 0.049
- Aqua Green #12E193 ΔE 0.051
Use #1CCF91 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.