#598A6D
Closest named color: Slate Green (#658D6D). oklch(59% 0.07 157.5), rgb(89, 138, 109).
Aa
Black text reads best on this color (5.28:1).
About this color
#598A6D is a medium-dark, muted green. In OKLCH its lightness is 59%, its chroma 0.070 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.017 away. Black text reads best on it, at 5.28:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.070) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.28:1 |
| White text | 3.97:1 |
Values
| HEX | #598A6D |
| RGB | rgb(89, 138, 109) |
| HSL | hsl(144, 22%, 45%) |
| OKLCH | oklch(59% 0.07 157.5) |
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 #598A6D | 3.97:1 | AA large text | Lc -72.5 | Content text, not long reading |
| Black text on #598A6D | 5.28:1 | AA | Lc 37.0 | Non-text elements, placeholder text |
| #598A6D text on white | 3.97:1 | AA large text | Lc 67.0 | Content text, not long reading |
| #598A6D text on black | 5.28:1 | AA | Lc -34.6 | 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 600.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E5ECE7
oklch(93.6% 0.01 155.1)
-
Step 200
200
#D0DDD5
oklch(88.5% 0.018 159.1)
-
Step 300
300
#B1C7B9
oklch(80.9% 0.031 157.7)
-
Step 400
400
#87AA94
oklch(70.6% 0.05 157.3)
-
Step 500
500
#69967A
oklch(63.2% 0.065 156.7)
-
Step 600
600 (this color)
#598A6D
oklch(59% 0.07 157.5)
-
Step 700
700
#406C52
oklch(49.1% 0.065 157.1)
-
Step 800
800
#355843
oklch(42.7% 0.054 156.9)
-
Step 900
900
#2E4839
oklch(37.6% 0.041 158.4)
-
Step 950
950
#1B2A21
oklch(26.8% 0.026 157.7)
#598A6D 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) | #89836B | 0.064 |
| Deuteranopia (no green cones) | #817D6F | 0.063 |
| Tritanopia (no blue cones) | #4F8982 | 0.033 |
| Achromatopsia (no color) | #808080 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #598A6D
#598A6D
oklch(59% 0.07 157.5)
- #996D8C
#996D8C
oklch(59% 0.07 337.8)
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 #598A6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.017
- Dark Sage #598556 ΔE 0.031
- Dusty Teal #4C9085 ΔE 0.034
- Green Grey #77926F ΔE 0.046
- Ocean Green #3D9973 ΔE 0.046
- Light Forest Green #4F9153 ΔE 0.049
- Viridian #1E9167 ΔE 0.049
- Sea Green #2E8B57 ΔE 0.054
Use #598A6D 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.