#42A67D
Closest named color: Jade (#1FA774). oklch(65.5% 0.113 163.2), rgb(66, 166, 125).
Aa
Black text reads best on this color (6.98:1).
About this color
#42A67D is a medium-light, moderately saturated green. In OKLCH its lightness is 65%, its chroma 0.113 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jade (#1FA774), ΔE 0.024 away. Black text reads best on it, at 6.98:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Jade (#1FA774) |
| Black text | 6.98:1 |
| White text | 3.00:1 |
Values
| HEX | #42A67D |
| RGB | rgb(66, 166, 125) |
| HSL | hsl(155, 43%, 45%) |
| OKLCH | oklch(65.5% 0.113 163.2) |
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 #42A67D | 3.00:1 | AA large text | Lc -61.9 | Content text, not long reading |
| Black text on #42A67D | 6.98:1 | AA | Lc 47.5 | Large or bold text, headings |
| #42A67D text on white | 3.00:1 | AA large text | Lc 56.5 | Large or bold text, headings |
| #42A67D text on black | 6.98:1 | AA | Lc -45.3 | 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
#C8E0D3
oklch(88.5% 0.031 162.1)
-
Step 300
300
#A1CCB7
oklch(80.8% 0.054 163.8)
-
Step 400
400
#6AB291
oklch(70.7% 0.088 163.3)
-
Step 500
500 (this color)
#42A67D
oklch(65.5% 0.113 163.2)
-
Step 600
600
#00895F
oklch(55.7% 0.12 163.1)
-
Step 700
700
#00734F
oklch(49.1% 0.106 163)
-
Step 800
800
#005E40
oklch(42.6% 0.092 163.1)
-
Step 900
900
#0F4D36
oklch(37.5% 0.073 163.3)
-
Step 950
950
#0C2D20
oklch(26.8% 0.046 164.1)
#42A67D 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) | #A39B7B | 0.109 |
| Deuteranopia (no green cones) | #959180 | 0.105 |
| Tritanopia (no blue cones) | #08A69B | 0.046 |
| Achromatopsia (no color) | #959595 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #42A67D
#42A67D
oklch(65.5% 0.113 163.2)
- #C074A2
#C074A2
oklch(65.5% 0.112 343.5)
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 #42A67D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jade #1FA774 ΔE 0.024
- Dark Seafoam Green #3EAF76 ΔE 0.031
- Tea #65AB7C ΔE 0.035
- Bluey Green #2BB179 ΔE 0.036
- Seaweed Green #35AD6B ΔE 0.038
- Ocean Green #3D9973 ΔE 0.038
- Algae #54AC68 ΔE 0.039
- Greeny Blue #42B395 ΔE 0.043
Use #42A67D 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.