#558283
Closest named color: Battleship Grey (#6B7C85). oklch(57.5% 0.049 197.6), rgb(85, 130, 131).
Aa
Black text reads best on this color (4.90:1).
About this color
#558283 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 57%, its chroma 0.049 and its hue 198°. Its hue sits on the cool side of the wheel. The nearest named color is Battleship Grey (#6B7C85), ΔE 0.032 away. Black text reads best on it, at 4.90:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Battleship Grey (#6B7C85) |
| Black text | 4.90:1 |
| White text | 4.27:1 |
Values
| HEX | #558283 |
| RGB | rgb(85, 130, 131) |
| HSL | hsl(181, 21%, 42%) |
| OKLCH | oklch(57.5% 0.049 197.6) |
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 #558283 | 4.27:1 | AA large text | Lc -75.0 | Fine for body text |
| Black text on #558283 | 4.90:1 | AA | Lc 34.6 | Non-text elements, placeholder text |
| #558283 text on white | 4.27:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #558283 text on black | 4.90:1 | AA | Lc -32.1 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E5EBEB
oklch(93.6% 0.006 197)
-
Step 200
200
#D0DCDC
oklch(88.5% 0.013 196.9)
-
Step 300
300
#B1C5C6
oklch(80.9% 0.022 200.4)
-
Step 400
400
#87A8A8
oklch(70.7% 0.036 196.4)
-
Step 500
500
#699293
oklch(63% 0.045 198)
-
Step 600
600 (this color)
#558283
oklch(57.5% 0.049 197.6)
-
Step 700
700
#40696A
oklch(49.1% 0.046 197.7)
-
Step 800
800
#355656
oklch(42.8% 0.039 195.8)
-
Step 900
900
#2F4747
oklch(37.8% 0.03 196)
-
Step 950
950
#1C292A
oklch(26.9% 0.018 202.1)
#558283 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) | #7C7E83 | 0.051 |
| Deuteranopia (no green cones) | #747883 | 0.047 |
| Tritanopia (no blue cones) | #438582 | 0.019 |
| Achromatopsia (no color) | #7A7A7A | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #558283
#558283
oklch(57.5% 0.049 197.6)
- #946D6E
#946D6E
oklch(57.4% 0.05 17)
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 #558283, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Battleship Grey #6B7C85 ΔE 0.032
- Grey Blue #647D8E ΔE 0.032
- Steel Grey #6F828A ΔE 0.035
- Dusty Teal #4C9085 ΔE 0.041
- Slate Gray #708090 ΔE 0.042
- Battleship Gray #6C757D ΔE 0.043
- Dark Cyan #008B8B ΔE 0.049
- Steel #738595 ΔE 0.049
Use #558283 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.