#19B25C
Closest named color: Shamrock (#01B44C). oklch(67.1% 0.172 151.6), rgb(25, 178, 92).
Aa
Black text reads best on this color (7.56:1).
About this color
#19B25C is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.172 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.021 away. Black text reads best on it, at 7.56:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.172) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.56:1 |
| White text | 2.77:1 |
Values
| HEX | #19B25C |
| RGB | rgb(25, 178, 92) |
| HSL | hsl(146, 75%, 40%) |
| OKLCH | oklch(67.1% 0.172 151.6) |
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 #19B25C | 2.77:1 | Fails | Lc -58.2 | Large or bold text, headings |
| Black text on #19B25C | 7.56:1 | AAA | Lc 51.1 | Large or bold text, headings |
| #19B25C text on white | 2.77:1 | Fails | Lc 52.9 | Large or bold text, headings |
| #19B25C text on black | 7.56:1 | AAA | Lc -48.9 | 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
#EFF8F1
oklch(97% 0.013 152.6)
-
Step 100
100
#DCF0E0
oklch(93.6% 0.03 151.5)
-
Step 200
200
#BDE5C6
oklch(88.5% 0.059 151.8)
-
Step 300
300
#8BD59E
oklch(81% 0.107 151.5)
-
Step 400
400 (this color)
#19B25C
oklch(67.1% 0.172 151.6)
-
Step 500
500
#00A552
oklch(63.2% 0.168 151.6)
-
Step 600
600
#008B44
oklch(55.7% 0.148 151.5)
-
Step 700
700
#007538
oklch(49.2% 0.131 151.5)
-
Step 800
800
#00602D
oklch(42.8% 0.114 151.6)
-
Step 900
900
#005024
oklch(37.7% 0.101 151.4)
-
Step 950
950
#003013
oklch(27.1% 0.072 151.4)
#19B25C 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) | #B3A255 | 0.145 |
| Deuteranopia (no green cones) | #A29662 | 0.143 |
| Tritanopia (no blue cones) | #00AF9E | 0.093 |
| Achromatopsia (no color) | #9B9B9B | 0.173 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #19B25C
#19B25C
oklch(67.1% 0.172 151.6)
- #D068C4
#D068C4
oklch(67.1% 0.172 331.8)
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 #19B25C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.021
- Medium Green #39AD48 ΔE 0.022
- Cool Green #33B864 ΔE 0.022
- Jade Green #2BAF6A ΔE 0.023
- Seaweed Green #35AD6B ΔE 0.030
- Dark Pastel Green #56AE57 ΔE 0.031
- Green Teal #0CB577 ΔE 0.032
- Medium Sea Green #3CB371 ΔE 0.032
Use #19B25C 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.