#59909C
Closest named color: Blue Grey (#758DA3). oklch(62% 0.061 213.1), rgb(89, 144, 156).
Aa
Black text reads best on this color (5.89:1).
About this color
#59909C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 62%, its chroma 0.061 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Grey (#758DA3), ΔE 0.036 away. Black text reads best on it, at 5.89:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 5.89:1 |
| White text | 3.56:1 |
Values
| HEX | #59909C |
| RGB | rgb(89, 144, 156) |
| HSL | hsl(191, 27%, 48%) |
| OKLCH | oklch(62% 0.061 213.1) |
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 #59909C | 3.56:1 | AA large text | Lc -68.6 | Content text, not long reading |
| Black text on #59909C | 5.89:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #59909C text on white | 3.56:1 | AA large text | Lc 63.1 | Content text, not long reading |
| #59909C text on black | 5.89:1 | AA | Lc -38.6 | 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 500.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CDDCE0
oklch(88.4% 0.017 215.5)
-
Step 300
300
#ACC6CC
oklch(80.9% 0.029 213.2)
-
Step 400
400
#7FA9B2
oklch(70.7% 0.047 212.3)
-
Step 500
500 (this color)
#59909C
oklch(62% 0.061 213.1)
-
Step 600
600
#417E8A
oklch(55.7% 0.066 211.9)
-
Step 700
700
#326A76
oklch(49.2% 0.062 213.6)
-
Step 800
800
#2A5660
oklch(42.6% 0.051 214.4)
-
Step 900
900
#27474E
oklch(37.6% 0.04 213.3)
-
Step 950
950
#172A2E
oklch(27.1% 0.026 212.5)
#59909C 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) | #878C9D | 0.057 |
| Deuteranopia (no green cones) | #7C849C | 0.052 |
| Tritanopia (no blue cones) | #3C9594 | 0.033 |
| Achromatopsia (no color) | #888888 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59909C
#59909C
oklch(62% 0.061 213.1)
- #A7796F
#A7796F
oklch(61.9% 0.06 32.6)
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 #59909C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.036
- Light Slate Gray #778899 ΔE 0.039
- Steel #738595 ΔE 0.039
- Dusty Teal #4C9085 ΔE 0.040
- Cadet Blue #5F9EA0 ΔE 0.041
- Sea #3C9992 ΔE 0.042
- Silver Lake Blue #778DA9 ΔE 0.044
- Steel Grey #6F828A ΔE 0.044
Use #59909C 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.