#427F60
Closest named color: Dark Sage (#598556). oklch(54.6% 0.081 159.9), rgb(66, 127, 96).
Aa
White text reads best on this color (4.73:1).
About this color
#427F60 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.081 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.036 away. White text reads best on it, at 4.73:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.081) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.43:1 |
| White text | 4.73:1 |
Values
| HEX | #427F60 |
| RGB | rgb(66, 127, 96) |
| HSL | hsl(150, 32%, 38%) |
| OKLCH | oklch(54.6% 0.081 159.9) |
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 #427F60 | 4.73:1 | AA | Lc -78.2 | Fine for body text |
| Black text on #427F60 | 4.43:1 | AA large text | Lc 31.4 | Non-text elements, placeholder text |
| #427F60 text on white | 4.73:1 | AA | Lc 72.7 | Content text, not long reading |
| #427F60 text on black | 4.43:1 | AA large text | Lc -29.0 | Dividers and decoration only |
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 600.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CEDDD4
oklch(88.4% 0.02 159.7)
-
Step 300
300
#ADC8B9
oklch(80.8% 0.036 161.2)
-
Step 400
400
#81AC94
oklch(70.6% 0.058 160)
-
Step 500
500
#60987A
oklch(63.2% 0.075 159.8)
-
Step 600
600 (this color)
#427F60
oklch(54.6% 0.081 159.9)
-
Step 700
700
#366E52
oklch(49.2% 0.075 160)
-
Step 800
800
#2E5A43
oklch(42.9% 0.063 159.3)
-
Step 900
900
#294A39
oklch(37.8% 0.049 160.4)
-
Step 950
950
#192B21
oklch(27% 0.03 159.2)
#427F60 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) | #7E775E | 0.077 |
| Deuteranopia (no green cones) | #747062 | 0.075 |
| Tritanopia (no blue cones) | #317F76 | 0.034 |
| Achromatopsia (no color) | #737373 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #427F60
#427F60
oklch(54.6% 0.081 159.9)
- #905D7F
#905D7F
oklch(54.5% 0.081 340.1)
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 #427F60, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.036
- Sea Green #2E8B57 ΔE 0.045
- Military Green #667C3E ΔE 0.053
- Teal #008080 ΔE 0.053
- Viridian #1E9167 ΔE 0.054
- Bluegreen #017A79 ΔE 0.055
- Jungle Green #048243 ΔE 0.059
- Slate Green #658D6D ΔE 0.062
Use #427F60 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.