#42AA85
Closest named color: Greeny Blue (#42B395). oklch(66.7% 0.111 166.3), rgb(66, 170, 133).
Aa
Black text reads best on this color (7.32:1).
About this color
#42AA85 is a medium-light, moderately saturated green. In OKLCH its lightness is 67%, its chroma 0.111 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.029 away. Black text reads best on it, at 7.32:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 7.32:1 |
| White text | 2.86:1 |
Values
| HEX | #42AA85 |
| RGB | rgb(66, 170, 133) |
| HSL | hsl(159, 44%, 46%) |
| OKLCH | oklch(66.7% 0.111 166.3) |
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 #42AA85 | 2.86:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #42AA85 | 7.32:1 | AAA | Lc 49.4 | Large or bold text, headings |
| #42AA85 text on white | 2.86:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #42AA85 text on black | 7.32:1 | AAA | Lc -47.2 | 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 500.
-
Step 50
50
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE7
oklch(93.5% 0.015 164.7)
-
Step 200
200
#C7E0D5
oklch(88.5% 0.03 167.4)
-
Step 300
300
#A0CCB9
oklch(80.8% 0.054 166.8)
-
Step 400
400
#68B294
oklch(70.7% 0.087 166)
-
Step 500
500 (this color)
#42AA85
oklch(66.7% 0.111 166.3)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#0B4E39
oklch(37.8% 0.073 166.2)
-
Step 950
950
#0B2D21
oklch(26.8% 0.045 166.3)
#42AA85 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) | #A69F83 | 0.111 |
| Deuteranopia (no green cones) | #989487 | 0.108 |
| Tritanopia (no blue cones) | #00AAA0 | 0.042 |
| Achromatopsia (no color) | #989898 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42AA85
#42AA85
oklch(66.7% 0.111 166.3)
- #C677A2
#C677A2
oklch(66.7% 0.112 346.7)
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 #42AA85, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.029
- Dark Seafoam Green #3EAF76 ΔE 0.030
- Tea #65AB7C ΔE 0.030
- Jade #1FA774 ΔE 0.033
- Bluey Green #2BB179 ΔE 0.033
- Seaweed Green #35AD6B ΔE 0.042
- Algae #54AC68 ΔE 0.042
- Dark Seafoam #1FB57A ΔE 0.043
Use #42AA85 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.