#58878F
Closest named color: Steel Grey (#6F828A). oklch(59.3% 0.052 209.3), rgb(88, 135, 143).
Aa
Black text reads best on this color (5.27:1).
About this color
#58878F is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.052 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Steel Grey (#6F828A), ΔE 0.029 away. Black text reads best on it, at 5.27:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.27:1 |
| White text | 3.97:1 |
Values
| HEX | #58878F |
| RGB | rgb(88, 135, 143) |
| HSL | hsl(189, 24%, 45%) |
| OKLCH | oklch(59.3% 0.052 209.3) |
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 #58878F | 3.97:1 | AA large text | Lc -72.6 | Content text, not long reading |
| Black text on #58878F | 5.27:1 | AA | Lc 37.0 | Non-text elements, placeholder text |
| #58878F text on white | 3.97:1 | AA large text | Lc 67.1 | Content text, not long reading |
| #58878F text on black | 5.27:1 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D0DCDE
oklch(88.6% 0.013 208.8)
-
Step 300
300
#B0C5C9
oklch(80.9% 0.024 210.4)
-
Step 400
400
#86A8AD
oklch(70.8% 0.038 207.4)
-
Step 500
500
#679299
oklch(63.1% 0.048 208.6)
-
Step 600
600 (this color)
#58878F
oklch(59.3% 0.052 209.3)
-
Step 700
700
#3E6970
oklch(49.2% 0.049 208.9)
-
Step 800
800
#34555B
oklch(42.7% 0.04 210.3)
-
Step 900
900
#2D464B
oklch(37.6% 0.032 211.5)
-
Step 950
950
#1B292C
oklch(27% 0.02 212.4)
#58878F 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) | #7F8490 | 0.050 |
| Deuteranopia (no green cones) | #767C8F | 0.047 |
| Tritanopia (no blue cones) | #428B89 | 0.027 |
| Achromatopsia (no color) | #7F7F7F | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #58878F
#58878F
oklch(59.3% 0.052 209.3)
- #9B736C
#9B736C
oklch(59.3% 0.052 29.9)
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 #58878F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.029
- Grey Blue #647D8E ΔE 0.031
- Slate Gray #708090 ΔE 0.034
- Battleship Grey #6B7C85 ΔE 0.035
- Steel #738595 ΔE 0.036
- Dusty Teal #4C9085 ΔE 0.037
- Light Slate Gray #778899 ΔE 0.043
- Stormy Blue #507B9C ΔE 0.048
Use #58878F 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.