#5B8FA0
Closest named color: Blue Grey (#758DA3). oklch(62% 0.061 220.7), rgb(91, 143, 160).
Aa
Black text reads best on this color (5.88:1).
About this color
#5B8FA0 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 62%, its chroma 0.061 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Grey (#758DA3), ΔE 0.032 away. Black text reads best on it, at 5.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Blue Grey (#758DA3) |
| Black text | 5.88:1 |
| White text | 3.57:1 |
Values
| HEX | #5B8FA0 |
| RGB | rgb(91, 143, 160) |
| HSL | hsl(195, 27%, 49%) |
| OKLCH | oklch(62% 0.061 220.7) |
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 #5B8FA0 | 3.57:1 | AA large text | Lc -68.7 | Content text, not long reading |
| Black text on #5B8FA0 | 5.88:1 | AA | Lc 40.9 | Non-text elements, placeholder text |
| #5B8FA0 text on white | 3.57:1 | AA large text | Lc 63.2 | Content text, not long reading |
| #5B8FA0 text on black | 5.88:1 | AA | Lc -38.5 | 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
#CEDCE1
oklch(88.5% 0.017 221.1)
-
Step 300
300
#ACC6CE
oklch(81% 0.03 218.3)
-
Step 400
400
#80A8B6
oklch(70.7% 0.048 221.4)
-
Step 500
500 (this color)
#5B8FA0
oklch(62% 0.061 220.7)
-
Step 600
600
#437C8F
oklch(55.5% 0.067 221.8)
-
Step 700
700
#346979
oklch(49.1% 0.062 220)
-
Step 800
800
#2C5663
oklch(42.8% 0.051 220.3)
-
Step 900
900
#284750
oklch(37.8% 0.04 218.4)
-
Step 950
950
#18292F
oklch(26.9% 0.025 222.2)
#5B8FA0 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) | #858CA1 | 0.052 |
| Deuteranopia (no green cones) | #7A84A0 | 0.046 |
| Tritanopia (no blue cones) | #3E9594 | 0.039 |
| Achromatopsia (no color) | #878787 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B8FA0
#5B8FA0
oklch(62% 0.061 220.7)
- #A77A6A
#A77A6A
oklch(62% 0.061 40.4)
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 #5B8FA0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Grey #758DA3 ΔE 0.032
- Light Slate Gray #778899 ΔE 0.036
- Steel #738595 ΔE 0.036
- Silver Lake Blue #778DA9 ΔE 0.038
- Dusty Blue #5A86AD ΔE 0.038
- Steel Grey #6F828A ΔE 0.044
- Off Blue #5684AE ΔE 0.045
- Cadet Blue #5F9EA0 ΔE 0.045
Use #5B8FA0 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.