#429F71
Closest named color: Ocean Green (#3D9973). oklch(63.4% 0.113 159), rgb(66, 159, 113).
Aa
Black text reads best on this color (6.42:1).
About this color
#429F71 is a medium-light, moderately saturated green. In OKLCH its lightness is 63%, its chroma 0.113 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.020 away. Black text reads best on it, at 6.42:1.
| Hue family | Greens |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 6.42:1 |
| White text | 3.26:1 |
Values
| HEX | #429F71 |
| RGB | rgb(66, 159, 113) |
| HSL | hsl(150, 41%, 44%) |
| OKLCH | oklch(63.4% 0.113 159) |
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 #429F71 | 3.26:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #429F71 | 6.42:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #429F71 text on white | 3.26:1 | AA large text | Lc 59.7 | Large or bold text, headings |
| #429F71 text on black | 6.42:1 | AA | Lc -42.0 | Non-text elements, placeholder text |
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
#E1EDE6
oklch(93.5% 0.016 160.6)
-
Step 200
200
#C9E0D2
oklch(88.6% 0.031 159)
-
Step 300
300
#A3CCB4
oklch(80.9% 0.055 159.2)
-
Step 400
400
#6EB28D
oklch(70.8% 0.089 159.2)
-
Step 500
500 (this color)
#429F71
oklch(63.4% 0.113 159)
-
Step 600
600
#128858
oklch(55.5% 0.123 159.1)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800
#085E3B
oklch(42.6% 0.095 158.9)
-
Step 900
900
#154D33
oklch(37.6% 0.073 159.2)
-
Step 950
950
#0F2D1E
oklch(26.9% 0.046 159.2)
#429F71 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) | #9D946E | 0.105 |
| Deuteranopia (no green cones) | #908B74 | 0.102 |
| Tritanopia (no blue cones) | #1D9E93 | 0.051 |
| Achromatopsia (no color) | #8E8E8E | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #429F71
#429F71
oklch(63.4% 0.113 159)
- #B76EA1
#B76EA1
oklch(63.4% 0.113 339)
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 #429F71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.020
- Jade #1FA774 ΔE 0.026
- Muted Green #5FA052 ΔE 0.043
- Seaweed Green #35AD6B ΔE 0.045
- Dark Seafoam Green #3EAF76 ΔE 0.046
- Persian Green #2A9D8F ΔE 0.046
- Light Forest Green #4F9153 ΔE 0.046
- Algae #54AC68 ΔE 0.047
Use #429F71 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.