#599F73
Closest named color: Ocean Green (#3D9973). oklch(64.4% 0.098 155), rgb(89, 159, 115).
Aa
Black text reads best on this color (6.63:1).
About this color
#599F73 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.098 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.032 away. Black text reads best on it, at 6.63:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.098) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 6.63:1 |
| White text | 3.16:1 |
Values
| HEX | #599F73 |
| RGB | rgb(89, 159, 115) |
| HSL | hsl(142, 28%, 49%) |
| OKLCH | oklch(64.4% 0.098 155) |
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 #599F73 | 3.16:1 | AA large text | Lc -64.1 | Content text, not long reading |
| Black text on #599F73 | 6.63:1 | AA | Lc 45.4 | Large or bold text, headings |
| #599F73 text on white | 3.16:1 | AA large text | Lc 58.7 | Large or bold text, headings |
| #599F73 text on black | 6.63:1 | AA | Lc -43.1 | 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
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
#A9CAB3
oklch(80.8% 0.048 154.8)
-
Step 400
400
#7AAF8C
oklch(70.7% 0.076 155.1)
-
Step 500
500 (this color)
#599F73
oklch(64.4% 0.098 155)
-
Step 600
600
#378557
oklch(55.5% 0.106 154.9)
-
Step 700
700
#287147
oklch(49.1% 0.099 154.8)
-
Step 800
800
#235C3B
oklch(42.7% 0.081 155.2)
-
Step 900
900
#224B32
oklch(37.5% 0.064 155)
-
Step 950
950
#152C1E
oklch(26.9% 0.039 155.9)
#599F73 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) | #9F9570 | 0.088 |
| Deuteranopia (no green cones) | #948E76 | 0.085 |
| Tritanopia (no blue cones) | #4A9E93 | 0.047 |
| Achromatopsia (no color) | #919191 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #599F73
#599F73
oklch(64.4% 0.098 155)
- #B276A5
#B276A5
oklch(64.3% 0.098 334.8)
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 #599F73, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.032
- Tea #65AB7C ΔE 0.038
- Moss #769958 ΔE 0.040
- Jade #1FA774 ΔE 0.040
- Grey Teal #5E9B8A ΔE 0.040
- Muted Green #5FA052 ΔE 0.043
- Dull Teal #5F9E8F ΔE 0.043
- Dull Green #74A662 ΔE 0.044
Use #599F73 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.