#59838B
Closest named color: Grey Blue (#647D8E). oklch(58.2% 0.048 210.7), rgb(89, 131, 139).
Aa
Black text reads best on this color (5.04:1).
About this color
#59838B is a medium-dark, muted teal or cyan. In OKLCH its lightness is 58%, its chroma 0.048 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.023 away. Black text reads best on it, at 5.04:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 5.04:1 |
| White text | 4.16:1 |
Values
| HEX | #59838B |
| RGB | rgb(89, 131, 139) |
| HSL | hsl(190, 22%, 45%) |
| OKLCH | oklch(58.2% 0.048 210.7) |
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 #59838B | 4.16:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #59838B | 5.04:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #59838B text on white | 4.16:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #59838B text on black | 5.04:1 | AA | Lc -33.0 | 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 600.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D1DBDD
oklch(88.4% 0.011 211)
-
Step 300
300
#B2C5C8
oklch(81% 0.021 208.1)
-
Step 400
400
#89A7AD
oklch(70.8% 0.034 211.1)
-
Step 500
500
#6A9199
oklch(63.1% 0.045 211.7)
-
Step 600
600 (this color)
#59838B
oklch(58.2% 0.048 210.7)
-
Step 700
700
#42686F
oklch(49.2% 0.044 210.4)
-
Step 800
800
#37555A
oklch(42.8% 0.036 209)
-
Step 900
900
#30464A
oklch(37.8% 0.028 210)
-
Step 950
950
#1C292B
oklch(27% 0.018 207.9)
#59838B 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) | #7C808C | 0.046 |
| Deuteranopia (no green cones) | #74798B | 0.043 |
| Tritanopia (no blue cones) | #468785 | 0.026 |
| Achromatopsia (no color) | #7C7C7C | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59838B
#59838B
oklch(58.2% 0.048 210.7)
- #95716A
#95716A
oklch(58.2% 0.047 31.1)
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 #59838B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.023
- Steel Grey #6F828A ΔE 0.027
- Battleship Grey #6B7C85 ΔE 0.027
- Slate Gray #708090 ΔE 0.032
- Steel #738595 ΔE 0.038
- Stormy Blue #507B9C ΔE 0.042
- Battleship Gray #6C757D ΔE 0.043
- Dusty Teal #4C9085 ΔE 0.044
Use #59838B 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.