#45858B
Closest named color: Dark Cyan (#008B8B). oklch(57.7% 0.066 203.5), rgb(69, 133, 139).
Aa
Black text reads best on this color (4.98:1).
About this color
#45858B is a medium-dark, muted teal or cyan. In OKLCH its lightness is 58%, its chroma 0.066 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Cyan (#008B8B), ΔE 0.034 away. Black text reads best on it, at 4.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dark Cyan (#008B8B) |
| Black text | 4.98:1 |
| White text | 4.21:1 |
Values
| HEX | #45858B |
| RGB | rgb(69, 133, 139) |
| HSL | hsl(185, 34%, 41%) |
| OKLCH | oklch(57.7% 0.066 203.5) |
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 #45858B | 4.21:1 | AA large text | Lc -74.4 | Content text, not long reading |
| Black text on #45858B | 4.98:1 | AA | Lc 35.1 | Non-text elements, placeholder text |
| #45858B text on white | 4.21:1 | AA large text | Lc 68.9 | Content text, not long reading |
| #45858B text on black | 4.98:1 | AA | Lc -32.7 | 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
#E4ECEC
oklch(93.7% 0.009 197)
-
Step 200
200
#CDDDDE
oklch(88.6% 0.017 201.4)
-
Step 300
300
#ABC7C9
oklch(81% 0.03 201.9)
-
Step 400
400
#7EAAAE
oklch(70.8% 0.048 203.1)
-
Step 500
500
#5B959A
oklch(63.2% 0.061 202.8)
-
Step 600
600 (this color)
#45858B
oklch(57.7% 0.066 203.5)
-
Step 700
700
#306B70
oklch(49.1% 0.062 202.8)
-
Step 800
800
#29575C
oklch(42.7% 0.051 204.8)
-
Step 900
900
#26484B
oklch(37.7% 0.04 203)
-
Step 950
950
#172A2C
oklch(27% 0.025 204.3)
#45858B 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) | #7C808B | 0.066 |
| Deuteranopia (no green cones) | #71788B | 0.061 |
| Tritanopia (no blue cones) | #1A8987 | 0.030 |
| Achromatopsia (no color) | #7B7B7B | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45858B
#45858B
oklch(57.7% 0.066 203.5)
- #9D6A67
#9D6A67
oklch(57.7% 0.066 23)
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 #45858B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Cyan #008B8B ΔE 0.034
- Dusty Teal #4C9085 ΔE 0.039
- Teal Blue #01889F ΔE 0.039
- Grey Blue #647D8E ΔE 0.041
- Teal Green #0A9396 ΔE 0.044
- Teal #008080 ΔE 0.044
- Battleship Grey #6B7C85 ΔE 0.046
- Steel Grey #6F828A ΔE 0.047
Use #45858B 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.