#58879C
Closest named color: Dusty Blue (#5A86AD). oklch(59.8% 0.06 227.9), rgb(88, 135, 156).
Aa
Black text reads best on this color (5.36:1).
About this color
#58879C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 60%, its chroma 0.060 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.028 away. Black text reads best on it, at 5.36:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.36:1 |
| White text | 3.91:1 |
Values
| HEX | #58879C |
| RGB | rgb(88, 135, 156) |
| HSL | hsl(199, 28%, 48%) |
| OKLCH | oklch(59.8% 0.06 227.9) |
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 #58879C | 3.91:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #58879C | 5.36:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #58879C text on white | 3.91:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #58879C text on black | 5.36:1 | AA | Lc -35.1 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AEC5D0
oklch(81% 0.029 228.2)
-
Step 400
400
#82A7B8
oklch(70.7% 0.047 227.7)
-
Step 500
500 (this color)
#58879C
oklch(59.8% 0.06 227.9)
-
Step 600
600
#477B92
oklch(55.6% 0.066 228.3)
-
Step 700
700
#38687C
oklch(49.2% 0.061 227.1)
-
Step 800
800
#2F5565
oklch(42.8% 0.051 227.1)
-
Step 900
900
#2A4652
oklch(37.7% 0.04 227)
-
Step 950
950
#192930
oklch(27% 0.025 227.2)
#58879C 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) | #7C859D | 0.045 |
| Deuteranopia (no green cones) | #727D9C | 0.041 |
| Tritanopia (no blue cones) | #3C8D8E | 0.042 |
| Achromatopsia (no color) | #818181 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #58879C
#58879C
oklch(59.8% 0.06 227.9)
- #9E7560
#9E7560
oklch(59.8% 0.06 48.3)
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 #58879C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.028
- Grey Blue #647D8E ΔE 0.031
- Off Blue #5684AE ΔE 0.032
- Steel #738595 ΔE 0.033
- Slate Gray #708090 ΔE 0.033
- Steel Grey #6F828A ΔE 0.035
- Stormy Blue #507B9C ΔE 0.038
- Light Slate Gray #778899 ΔE 0.038
Use #58879C 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.