#04B844
Closest named color: Shamrock (#01B44C). oklch(68.2% 0.202 147.1), rgb(4, 184, 68).
Aa
Black text reads best on this color (7.94:1).
About this color
#04B844 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.202 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.016 away. Black text reads best on it, at 7.94:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.202) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.94:1 |
| White text | 2.64:1 |
Values
| HEX | #04B844 |
| RGB | rgb(4, 184, 68) |
| HSL | hsl(141, 96%, 37%) |
| OKLCH | oklch(68.2% 0.202 147.1) |
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 #04B844 | 2.64:1 | Fails | Lc -55.9 | Large or bold text, headings |
| Black text on #04B844 | 7.94:1 | AAA | Lc 53.3 | Large or bold text, headings |
| #04B844 text on white | 2.64:1 | Fails | Lc 50.7 | Large or bold text, headings |
| #04B844 text on black | 7.94:1 | AAA | Lc -51.2 | 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
#EEF9EF
oklch(97.1% 0.018 148.1)
-
Step 100
100
#DBF1DC
oklch(93.6% 0.036 146.5)
-
Step 200
200
#BBE6BF
oklch(88.4% 0.069 147.5)
-
Step 300
300
#87D790
oklch(80.9% 0.127 147)
-
Step 400
400 (this color)
#04B844
oklch(68.2% 0.202 147.1)
-
Step 500
500
#00A63C
oklch(63.2% 0.188 147.1)
-
Step 600
600
#008B31
oklch(55.5% 0.165 147.1)
-
Step 700
700
#007528
oklch(49% 0.145 147.1)
-
Step 800
800
#00601F
oklch(42.6% 0.127 147)
-
Step 900
900
#005019
oklch(37.6% 0.111 147.2)
-
Step 950
950
#00300C
oklch(26.9% 0.079 147.3)
#04B844 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) | #BAA637 | 0.156 |
| Deuteranopia (no green cones) | #AA9A4E | 0.156 |
| Tritanopia (no blue cones) | #00B49F | 0.120 |
| Achromatopsia (no color) | #9F9F9F | 0.203 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04B844
#04B844
oklch(68.2% 0.202 147.1)
- #D763D8
#D763D8
oklch(68.2% 0.201 327.2)
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 #04B844, closest first.
No curated palette has a color within ΔE 0.04 of #04B844.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.016
- Shamrock Green #02C14D ΔE 0.026
- Leafy Green #51B73B ΔE 0.029
- Medium Green #39AD48 ΔE 0.035
- Kelly Green #02AB2E ΔE 0.038
- Cool Green #33B864 ΔE 0.039
- Grass #5CAC2D ΔE 0.045
- Frog Green #58BC08 ΔE 0.045
Use #04B844 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.