#478790
Closest named color: Dark Cyan (#008B8B). oklch(58.4% 0.067 207.4), rgb(71, 135, 144).
Aa
Black text reads best on this color (5.13:1).
About this color
#478790 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 58%, its chroma 0.067 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.037 away. Black text reads best on it, at 5.13:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 5.13:1 |
| White text | 4.08:1 |
Values
| HEX | #478790 |
| RGB | rgb(71, 135, 144) |
| HSL | hsl(187, 34%, 42%) |
| OKLCH | oklch(58.4% 0.067 207.4) |
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 #478790 | 4.08:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #478790 | 5.13:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #478790 text on white | 4.08:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #478790 text on black | 5.13:1 | AA | Lc -33.7 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E4ECED
oklch(93.7% 0.009 205.9)
-
Step 200
200
#CDDCDF
oklch(88.4% 0.017 211)
-
Step 300
300
#ABC7CB
oklch(81% 0.031 207)
-
Step 400
400
#7DAAB0
oklch(70.8% 0.049 206.4)
-
Step 500
500
#5B949D
oklch(63.1% 0.061 208.5)
-
Step 600
600 (this color)
#478790
oklch(58.4% 0.067 207.4)
-
Step 700
700
#306B73
oklch(49.2% 0.062 207.2)
-
Step 800
800
#29575D
oklch(42.7% 0.051 206.6)
-
Step 900
900
#26484D
oklch(37.8% 0.04 207.8)
-
Step 950
950
#172A2D
oklch(27% 0.025 208.4)
#478790 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) | #7E8391 | 0.066 |
| Deuteranopia (no green cones) | #727A90 | 0.059 |
| Tritanopia (no blue cones) | #1B8C8A | 0.033 |
| Achromatopsia (no color) | #7D7D7D | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #478790
#478790
oklch(58.4% 0.067 207.4)
- #A06C66
#A06C66
oklch(58.4% 0.068 26.6)
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 #478790, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.037
- Dusty Teal #4C9085 ΔE 0.037
- Teal Blue #01889F ΔE 0.037
- Grey Blue #647D8E ΔE 0.040
- Teal Green #0A9396 ΔE 0.041
- Steel Grey #6F828A ΔE 0.045
- Stormy Blue #507B9C ΔE 0.046
- Battleship Grey #6B7C85 ΔE 0.047
Use #478790 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.