#598B76
Closest named color: Slate Green (#658D6D). oklch(59.5% 0.063 166), rgb(89, 139, 118).
Aa
Black text reads best on this color (5.37:1).
About this color
#598B76 is a medium-dark, muted green. In OKLCH its lightness is 59%, its chroma 0.063 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.020 away. Black text reads best on it, at 5.37:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.37:1 |
| White text | 3.90:1 |
Values
| HEX | #598B76 |
| RGB | rgb(89, 139, 118) |
| HSL | hsl(155, 22%, 45%) |
| OKLCH | oklch(59.5% 0.063 166) |
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 #598B76 | 3.90:1 | AA large text | Lc -71.9 | Content text, not long reading |
| Black text on #598B76 | 5.37:1 | AA | Lc 37.7 | Non-text elements, placeholder text |
| #598B76 text on white | 3.90:1 | AA large text | Lc 66.4 | Content text, not long reading |
| #598B76 text on black | 5.37:1 | AA | Lc -35.3 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE8
oklch(93.7% 0.009 161.3)
-
Step 200
200
#CFDDD6
oklch(88.5% 0.018 164.6)
-
Step 300
300
#AFC7BC
oklch(80.8% 0.03 166.3)
-
Step 400
400
#84AB99
oklch(70.7% 0.05 165.1)
-
Step 500
500 (this color)
#598B76
oklch(59.5% 0.063 166)
-
Step 600
600
#49806A
oklch(55.5% 0.068 166.3)
-
Step 700
700
#3A6C58
oklch(49% 0.064 166)
-
Step 800
800
#315848
oklch(42.6% 0.052 165.8)
-
Step 900
900
#2B493C
oklch(37.7% 0.043 165)
-
Step 950
950
#1A2B23
oklch(27.1% 0.027 163.6)
#598B76 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) | #898475 | 0.064 |
| Deuteranopia (no green cones) | #807E77 | 0.061 |
| Tritanopia (no blue cones) | #4C8B85 | 0.024 |
| Achromatopsia (no color) | #818181 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #598B76
#598B76
oklch(59.5% 0.063 166)
- #9B7087
#9B7087
oklch(59.6% 0.063 345.8)
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 #598B76, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.020
- Dusty Teal #4C9085 ΔE 0.023
- Dark Sage #598556 ΔE 0.044
- Green Grey #77926F ΔE 0.045
- Ocean Green #3D9973 ΔE 0.048
- Sea #3C9992 ΔE 0.049
- Grey Teal #5E9B8A ΔE 0.049
- Steel Grey #6F828A ΔE 0.055
Use #598B76 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.