#11CF89
Closest named color: Seaweed (#18D17B). oklch(75.5% 0.169 159.8), rgb(17, 207, 137).
Aa
Black text reads best on this color (10.31:1).
About this color
#11CF89 is a medium-light, vivid green. In OKLCH its lightness is 75%, its chroma 0.169 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.020 away. Black text reads best on it, at 10.31:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.169) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.31:1 |
| White text | 2.03:1 |
Values
| HEX | #11CF89 |
| RGB | rgb(17, 207, 137) |
| HSL | hsl(158, 85%, 44%) |
| OKLCH | oklch(75.5% 0.169 159.8) |
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 #11CF89 | 2.03:1 | Fails | Lc -43.4 | Non-text elements, placeholder text |
| Black text on #11CF89 | 10.31:1 | AAA | Lc 64.9 | Content text, not long reading |
| #11CF89 text on white | 2.03:1 | Fails | Lc 39.0 | Non-text elements, placeholder text |
| #11CF89 text on black | 10.31:1 | AAA | Lc -63.4 | 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
#EEF9F2
oklch(97.2% 0.015 158.3)
-
Step 100
100
#D9F1E3
oklch(93.7% 0.031 160.2)
-
Step 200
200
#B9E6CC
oklch(88.6% 0.059 159.6)
-
Step 300
300
#81D6A9
oklch(81% 0.105 159.7)
-
Step 400
400 (this color)
#11CF89
oklch(75.5% 0.169 159.8)
-
Step 500
500
#00A36A
oklch(63.1% 0.143 159.7)
-
Step 600
600
#008959
oklch(55.6% 0.126 160)
-
Step 700
700
#00734A
oklch(49% 0.111 160)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#004F31
oklch(37.7% 0.086 159.7)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#11CF89 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) | #CCBE85 | 0.158 |
| Deuteranopia (no green cones) | #B8B08E | 0.154 |
| Tritanopia (no blue cones) | #00CEBD | 0.073 |
| Achromatopsia (no color) | #B6B6B6 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #11CF89
#11CF89
oklch(75.5% 0.169 159.8)
- #F481D1
#F481D1
oklch(75.6% 0.168 340)
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 #11CF89, closest first.
No curated palette has a color within ΔE 0.04 of #11CF89.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.020
- Emerald #06D6A0 ΔE 0.031
- Greenblue #23C48B ΔE 0.033
- Algae Green #21C36F ΔE 0.040
- Dark Mint #48C072 ΔE 0.043
- Dark Mint Green #20C073 ΔE 0.044
- Green Blue #01C08D ΔE 0.046
- Aqua Green #12E193 ΔE 0.050
Use #11CF89 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.