#519C8F
Closest named color: Grey Teal (#5E9B8A). oklch(64.1% 0.078 181.1), rgb(81, 156, 143).
Aa
Black text reads best on this color (6.50:1).
About this color
#519C8F is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 64%, its chroma 0.078 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.013 away. Black text reads best on it, at 6.50:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.50:1 |
| White text | 3.22:1 |
Values
| HEX | #519C8F |
| RGB | rgb(81, 156, 143) |
| HSL | hsl(170, 32%, 46%) |
| OKLCH | oklch(64.1% 0.078 181.1) |
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 #519C8F | 3.22:1 | AA large text | Lc -64.8 | Content text, not long reading |
| Black text on #519C8F | 6.50:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #519C8F text on white | 3.22:1 | AA large text | Lc 59.4 | Large or bold text, headings |
| #519C8F text on black | 6.50:1 | AA | Lc -42.3 | 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 500.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2ECEA
oklch(93.5% 0.011 182.9)
-
Step 200
200
#CBDEDA
oklch(88.5% 0.021 181.8)
-
Step 300
300
#A7C9C2
oklch(80.9% 0.038 181.5)
-
Step 400
400
#75ADA3
oklch(70.6% 0.061 182.1)
-
Step 500
500 (this color)
#519C8F
oklch(64.1% 0.078 181.1)
-
Step 600
600
#2C8376
oklch(55.5% 0.084 181.3)
-
Step 700
700
#1D6F63
oklch(49.1% 0.079 181)
-
Step 800
800
#1C5B51
oklch(42.8% 0.065 180.5)
-
Step 900
900
#1E4A43
oklch(37.6% 0.05 181.6)
-
Step 950
950
#132C27
oklch(27.1% 0.033 179.2)
#519C8F 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) | #96948F | 0.083 |
| Deuteranopia (no green cones) | #8A8B90 | 0.079 |
| Tritanopia (no blue cones) | #2F9E98 | 0.024 |
| Achromatopsia (no color) | #8F8F8F | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #519C8F
#519C8F
oklch(64.1% 0.078 181.1)
- #B47889
#B47889
oklch(63.9% 0.078 1.1)
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 #519C8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.013
- Dull Teal #5F9E8F ΔE 0.015
- Sea #3C9992 ΔE 0.020
- Persian Green #2A9D8F ΔE 0.026
- Cadet Blue #5F9EA0 ΔE 0.030
- Dusty Teal #4C9085 ΔE 0.036
- Blue Green #0F9B8E ΔE 0.036
- Ocean Green #3D9973 ΔE 0.046
Use #519C8F 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.