#375562
Closest named color: Dark Slate Gray (#2F4F4F). oklch(43.1% 0.042 227), rgb(55, 85, 98).
Aa
White text reads best on this color (7.95:1).
About this color
#375562 is a dark, muted teal or cyan. In OKLCH its lightness is 43%, its chroma 0.042 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.036 away. White text reads best on it, at 7.95:1.
| Hue family | Teals and cyans |
| Lightness | dark (43%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.63:1 |
| White text | 7.95:1 |
Values
| HEX | #375562 |
| RGB | rgb(55, 85, 98) |
| HSL | hsl(198, 28%, 30%) |
| OKLCH | oklch(43.1% 0.042 227) |
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 #375562 | 7.95:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #375562 | 2.63:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #375562 text on white | 7.95:1 | AAA | Lc 87.5 | Fine for body text |
| #375562 text on black | 2.63:1 | Fails | Lc -14.6 | Not readable |
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 800.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBE0
oklch(88.5% 0.014 226.6)
-
Step 300
300
#B1C4CD
oklch(80.9% 0.024 227.8)
-
Step 400
400
#88A6B4
oklch(70.7% 0.039 227.9)
-
Step 500
500
#6A90A1
oklch(63.1% 0.049 227.3)
-
Step 600
600
#507A8C
oklch(55.6% 0.054 226.8)
-
Step 700
700
#416777
oklch(49.2% 0.05 226.5)
-
Step 800
800 (this color)
#375562
oklch(43.1% 0.042 227)
-
Step 900
900
#2F454F
oklch(37.6% 0.032 227.9)
-
Step 950
950
#1C292E
oklch(27.1% 0.02 223.6)
#375562 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) | #4E5463 | 0.032 |
| Deuteranopia (no green cones) | #484F62 | 0.028 |
| Tritanopia (no blue cones) | #265959 | 0.029 |
| Achromatopsia (no color) | #515151 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #375562
#375562
oklch(43.1% 0.042 227)
- #64493D
#64493D
oklch(43.1% 0.042 45)
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 #375562, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.036
- YInMn Blue #415A77 ΔE 0.039
- Petrol #005F6A ΔE 0.041
- Deep Teal #00555A ΔE 0.043
- Dark Grey Blue #29465B ΔE 0.052
- Dusty Grape #545775 ΔE 0.054
- Charcoal #264653 ΔE 0.056
- Dark Green Blue #1F6357 ΔE 0.057
Use #375562 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.