#509496
Closest named color: Sea (#3C9992). oklch(62.3% 0.069 198), rgb(80, 148, 150).
Aa
Black text reads best on this color (6.01:1).
About this color
#509496 is a medium-light, muted teal or cyan. In OKLCH its lightness is 62%, its chroma 0.069 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Sea (#3C9992), ΔE 0.023 away. Black text reads best on it, at 6.01:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (62%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Sea (#3C9992) |
| Black text | 6.01:1 |
| White text | 3.48:1 |
Values
| HEX | #509496 |
| RGB | rgb(80, 148, 150) |
| HSL | hsl(182, 30%, 45%) |
| OKLCH | oklch(62.3% 0.069 198) |
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 #509496 | 3.48:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #509496 | 6.01:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #509496 text on white | 3.48:1 | AA large text | Lc 62.3 | Content text, not long reading |
| #509496 text on black | 6.01:1 | AA | Lc -39.4 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CCDDDD
oklch(88.5% 0.018 196.8)
-
Step 300
300
#A8C8C8
oklch(80.9% 0.034 196.5)
-
Step 400
400
#78ABAD
oklch(70.6% 0.054 199.1)
-
Step 500
500 (this color)
#509496
oklch(62.3% 0.069 198)
-
Step 600
600
#338183
oklch(55.6% 0.075 197.6)
-
Step 700
700
#256D6F
oklch(49.2% 0.07 197.7)
-
Step 800
800
#21595A
oklch(42.8% 0.058 196.8)
-
Step 900
900
#21494A
oklch(37.7% 0.045 197.6)
-
Step 950
950
#142B2B
oklch(27% 0.029 195.6)
#509496 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) | #8C8E96 | 0.072 |
| Deuteranopia (no green cones) | #808597 | 0.068 |
| Tritanopia (no blue cones) | #2A9894 | 0.028 |
| Achromatopsia (no color) | #898989 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #509496
#509496
oklch(62.3% 0.069 198)
- #AD7677
#AD7677
oklch(62.3% 0.069 18)
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 #509496, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea #3C9992 ΔE 0.023
- Dusty Teal #4C9085 ΔE 0.026
- Grey Teal #5E9B8A ΔE 0.035
- Cadet Blue #5F9EA0 ΔE 0.035
- Teal Green #0A9396 ΔE 0.038
- Dull Teal #5F9E8F ΔE 0.039
- Persian Green #2A9D8F ΔE 0.040
- Blue Green #0F9B8E ΔE 0.044
Use #509496 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.