#42A784
Closest named color: Jade (#1FA774). oklch(65.9% 0.108 167), rgb(66, 167, 132).
Aa
Black text reads best on this color (7.09:1).
About this color
#42A784 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.108 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.032 away. Black text reads best on it, at 7.09:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 7.09:1 |
| White text | 2.96:1 |
Values
| HEX | #42A784 |
| RGB | rgb(66, 167, 132) |
| HSL | hsl(159, 43%, 46%) |
| OKLCH | oklch(65.9% 0.108 167) |
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 #42A784 | 2.96:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #42A784 | 7.09:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #42A784 text on white | 2.96:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #42A784 text on black | 7.09:1 | AAA | Lc -45.9 | 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 500.
-
Step 50
50
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C8E0D5
oklch(88.6% 0.03 166.4)
-
Step 300
300
#A1CCB9
oklch(80.9% 0.053 166.3)
-
Step 400
400
#69B295
oklch(70.7% 0.086 166.6)
-
Step 500
500 (this color)
#42A784
oklch(65.9% 0.108 167)
-
Step 600
600
#008865
oklch(55.6% 0.114 167)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900
#0E4D3A
oklch(37.6% 0.07 167.8)
-
Step 950
950
#0C2D22
oklch(26.9% 0.044 167.9)
#42A784 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) | #A39C82 | 0.108 |
| Deuteranopia (no green cones) | #959286 | 0.104 |
| Tritanopia (no blue cones) | #00A89D | 0.039 |
| Achromatopsia (no color) | #969696 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42A784
#42A784
oklch(65.9% 0.108 167)
- #C2769F
#C2769F
oklch(66% 0.108 346.9)
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 #42A784, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.032
- Tea #65AB7C ΔE 0.034
- Dark Seafoam Green #3EAF76 ΔE 0.036
- Greeny Blue #42B395 ΔE 0.037
- Bluey Green #2BB179 ΔE 0.039
- Persian Green #2A9D8F ΔE 0.042
- Dull Teal #5F9E8F ΔE 0.042
- Ocean Green #3D9973 ΔE 0.043
Use #42A784 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.