#508793
Closest named color: Grey Blue (#647D8E). oklch(59% 0.061 213.2), rgb(80, 135, 147).
Aa
Black text reads best on this color (5.22:1).
About this color
#508793 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.061 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.033 away. Black text reads best on it, at 5.22:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 5.22:1 |
| White text | 4.01:1 |
Values
| HEX | #508793 |
| RGB | rgb(80, 135, 147) |
| HSL | hsl(191, 30%, 45%) |
| OKLCH | oklch(59% 0.061 213.2) |
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 #508793 | 4.01:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #508793 | 5.22:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #508793 text on white | 4.01:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #508793 text on black | 5.22:1 | AA | Lc -34.3 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CEDCDF
oklch(88.5% 0.016 212)
-
Step 300
300
#ADC6CB
oklch(80.9% 0.028 211.1)
-
Step 400
400
#82A8B1
oklch(70.7% 0.043 213.8)
-
Step 500
500
#61939E
oklch(63.2% 0.056 213)
-
Step 600
600 (this color)
#508793
oklch(59% 0.061 213.2)
-
Step 700
700
#376974
oklch(49% 0.057 213.7)
-
Step 800
800
#2E565E
oklch(42.7% 0.047 212)
-
Step 900
900
#2A474D
oklch(37.8% 0.036 212.2)
-
Step 950
950
#192A2D
oklch(27.1% 0.023 209.7)
#508793 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) | #7E8394 | 0.057 |
| Deuteranopia (no green cones) | #737B93 | 0.052 |
| Tritanopia (no blue cones) | #308C8B | 0.034 |
| Achromatopsia (no color) | #7F7F7F | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #508793
#508793
oklch(59% 0.061 213.2)
- #9E7066
#9E7066
oklch(58.9% 0.061 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 #508793, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.033
- Steel Grey #6F828A ΔE 0.037
- Slate Gray #708090 ΔE 0.040
- Dusty Teal #4C9085 ΔE 0.040
- Battleship Grey #6B7C85 ΔE 0.041
- Steel #738595 ΔE 0.042
- Stormy Blue #507B9C ΔE 0.042
- Teal Blue #01889F ΔE 0.043
Use #508793 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.