#579F74
Closest named color: Ocean Green (#3D9973). oklch(64.3% 0.098 156.1), rgb(87, 159, 116).
Aa
Black text reads best on this color (6.61:1).
About this color
#579F74 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.098 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.030 away. Black text reads best on it, at 6.61:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 6.61:1 |
| White text | 3.17:1 |
Values
| HEX | #579F74 |
| RGB | rgb(87, 159, 116) |
| HSL | hsl(144, 29%, 48%) |
| OKLCH | oklch(64.3% 0.098 156.1) |
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 #579F74 | 3.17:1 | AA large text | Lc -64.1 | Content text, not long reading |
| Black text on #579F74 | 6.61:1 | AA | Lc 45.3 | Large or bold text, headings |
| #579F74 text on white | 3.17:1 | AA large text | Lc 58.7 | Large or bold text, headings |
| #579F74 text on black | 6.61:1 | AA | Lc -43.0 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CCDFD2
oklch(88.6% 0.027 155.9)
-
Step 300
300
#A9CAB4
oklch(80.9% 0.047 156)
-
Step 400
400
#79AF8D
oklch(70.7% 0.076 156.3)
-
Step 500
500 (this color)
#579F74
oklch(64.3% 0.098 156.1)
-
Step 600
600
#348658
oklch(55.7% 0.108 155.7)
-
Step 700
700
#257148
oklch(49.1% 0.1 156)
-
Step 800
800
#215C3C
oklch(42.7% 0.082 156.5)
-
Step 900
900
#214C33
oklch(37.8% 0.065 155.9)
-
Step 950
950
#142C1E
oklch(26.9% 0.04 156.7)
#579F74 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) | #9E9571 | 0.089 |
| Deuteranopia (no green cones) | #938D77 | 0.087 |
| Tritanopia (no blue cones) | #469E93 | 0.046 |
| Achromatopsia (no color) | #909090 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #579F74
#579F74
oklch(64.3% 0.098 156.1)
- #B376A4
#B376A4
oklch(64.4% 0.098 336.1)
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 #579F74, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.030
- Jade #1FA774 ΔE 0.039
- Tea #65AB7C ΔE 0.039
- Grey Teal #5E9B8A ΔE 0.039
- Moss #769958 ΔE 0.042
- Dull Teal #5F9E8F ΔE 0.042
- Muted Green #5FA052 ΔE 0.044
- Greeny Grey #7EA07A ΔE 0.045
Use #579F74 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.