#508E9A
Closest named color: Dusty Teal (#4C9085). oklch(61% 0.066 211.5), rgb(80, 142, 154).
Aa
Black text reads best on this color (5.67:1).
About this color
#508E9A is a medium-dark, muted teal or cyan. In OKLCH its lightness is 61%, its chroma 0.066 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.036 away. Black text reads best on it, at 5.67:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (61%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.67:1 |
| White text | 3.69:1 |
Values
| HEX | #508E9A |
| RGB | rgb(80, 142, 154) |
| HSL | hsl(190, 32%, 46%) |
| OKLCH | oklch(61% 0.066 211.5) |
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 #508E9A | 3.69:1 | AA large text | Lc -69.9 | Content text, not long reading |
| Black text on #508E9A | 5.67:1 | AA | Lc 39.6 | Non-text elements, placeholder text |
| #508E9A text on white | 3.69:1 | AA large text | Lc 64.4 | Content text, not long reading |
| #508E9A text on black | 5.67:1 | AA | Lc -37.2 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CCDDE0
oklch(88.6% 0.019 209.4)
-
Step 300
300
#AAC7CD
oklch(81% 0.032 211.6)
-
Step 400
400
#7BAAB3
oklch(70.8% 0.052 210.7)
-
Step 500
500 (this color)
#508E9A
oklch(61% 0.066 211.5)
-
Step 600
600
#397F8C
oklch(55.7% 0.072 211.5)
-
Step 700
700
#2A6B77
oklch(49.1% 0.068 211.7)
-
Step 800
800
#255760
oklch(42.6% 0.055 211)
-
Step 900
900
#23484F
oklch(37.7% 0.044 211.3)
-
Step 950
950
#162A2E
oklch(27% 0.027 211.7)
#508E9A 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) | #848A9B | 0.062 |
| Deuteranopia (no green cones) | #78819A | 0.057 |
| Tritanopia (no blue cones) | #299392 | 0.035 |
| Achromatopsia (no color) | #858585 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #508E9A
#508E9A
oklch(61% 0.066 211.5)
- #A7746A
#A7746A
oklch(60.8% 0.067 31.4)
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 #508E9A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.036
- Teal Green #0A9396 ΔE 0.041
- Sea #3C9992 ΔE 0.041
- Steel #738595 ΔE 0.044
- Dusty Blue #5A86AD ΔE 0.044
- Steel Grey #6F828A ΔE 0.045
- Blue Grey #758DA3 ΔE 0.046
- Light Slate Gray #778899 ΔE 0.046
Use #508E9A 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.