#23A555
Closest named color: Mid Green (#50A747). oklch(63.6% 0.16 150.9), rgb(35, 165, 85).
Aa
Black text reads best on this color (6.58:1).
About this color
#23A555 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.160 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.030 away. Black text reads best on it, at 6.58:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.58:1 |
| White text | 3.18:1 |
Values
| HEX | #23A555 |
| RGB | rgb(35, 165, 85) |
| HSL | hsl(143, 65%, 39%) |
| OKLCH | oklch(63.6% 0.16 150.9) |
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 #23A555 | 3.18:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #23A555 | 6.58:1 | AA | Lc 45.5 | Large or bold text, headings |
| #23A555 text on white | 3.18:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #23A555 text on black | 6.58:1 | AA | Lc -43.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F8F2
oklch(97.2% 0.011 149.9)
-
Step 100
100
#E0EEE2
oklch(93.5% 0.022 149.7)
-
Step 200
200
#C5E2CB
oklch(88.5% 0.044 151.5)
-
Step 300
300
#9CCFA7
oklch(80.8% 0.077 151)
-
Step 400
400
#60B677
oklch(70.6% 0.125 150.8)
-
Step 500
500 (this color)
#23A555
oklch(63.6% 0.16 150.9)
-
Step 600
600
#008B41
oklch(55.7% 0.151 150.7)
-
Step 700
700
#007536
oklch(49.2% 0.133 150.8)
-
Step 800
800
#00602B
oklch(42.8% 0.116 150.8)
-
Step 900
900
#005023
oklch(37.7% 0.102 150.9)
-
Step 950
950
#062F14
oklch(27% 0.066 150.4)
#23A555 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) | #A6964F | 0.134 |
| Deuteranopia (no green cones) | #978C5B | 0.132 |
| Tritanopia (no blue cones) | #00A292 | 0.087 |
| Achromatopsia (no color) | #909090 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23A555
#23A555
oklch(63.6% 0.16 150.9)
- #C062B7
#C062B7
oklch(63.6% 0.16 330.9)
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 #23A555, closest first.
No curated palette has a color within ΔE 0.04 of #23A555.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.030
- Medium Green #39AD48 ΔE 0.033
- Seaweed Green #35AD6B ΔE 0.035
- Jade Green #2BAF6A ΔE 0.035
- Jade #1FA774 ΔE 0.039
- Muted Green #5FA052 ΔE 0.041
- Dark Pastel Green #56AE57 ΔE 0.045
- Algae #54AC68 ΔE 0.046
Use #23A555 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.