#355B62
Closest named color: Petrol (#005F6A). oklch(44.6% 0.045 210.6), rgb(53, 91, 98).
Aa
White text reads best on this color (7.43:1).
About this color
#355B62 is a dark, muted teal or cyan. In OKLCH its lightness is 45%, its chroma 0.045 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Petrol (#005F6A), ΔE 0.032 away. White text reads best on it, at 7.43:1.
| Hue family | Teals and cyans |
| Lightness | dark (45%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Petrol (#005F6A) |
| Black text | 2.82:1 |
| White text | 7.43:1 |
Values
| HEX | #355B62 |
| RGB | rgb(53, 91, 98) |
| HSL | hsl(189, 30%, 30%) |
| OKLCH | oklch(44.6% 0.045 210.6) |
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 #355B62 | 7.43:1 | AAA | Lc -90.6 | Preferred for body text |
| Black text on #355B62 | 2.82:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #355B62 text on white | 7.43:1 | AAA | Lc 85.8 | Fine for body text |
| #355B62 text on black | 2.82:1 | Fails | Lc -16.3 | Dividers and decoration only |
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
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CFDCDE
oklch(88.5% 0.014 207.9)
-
Step 300
300
#AEC6CA
oklch(81% 0.027 208.7)
-
Step 400
400
#83A8AF
oklch(70.7% 0.042 210.4)
-
Step 500
500
#63939C
oklch(63.2% 0.053 210.6)
-
Step 600
600
#487D86
oklch(55.6% 0.058 209.5)
-
Step 700
700
#396972
oklch(49.1% 0.054 211)
-
Step 800
800 (this color)
#355B62
oklch(44.6% 0.045 210.6)
-
Step 900
900
#2B474C
oklch(37.8% 0.035 210)
-
Step 950
950
#19292C
oklch(26.8% 0.022 210.5)
#355B62 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) | #555862 | 0.043 |
| Deuteranopia (no green cones) | #4E5362 | 0.039 |
| Tritanopia (no blue cones) | #215E5D | 0.023 |
| Achromatopsia (no color) | #555555 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #355B62
#355B62
oklch(44.6% 0.045 210.6)
- #6B4B45
#6B4B45
oklch(44.6% 0.045 30.8)
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 #355B62, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Petrol #005F6A ΔE 0.032
- Dark Green Blue #1F6357 ΔE 0.041
- YInMn Blue #415A77 ΔE 0.041
- Dark Slate Gray #2F4F4F ΔE 0.045
- Deep Teal #00555A ΔE 0.045
- Dark Aqua #05696B ΔE 0.046
- Slate #516572 ΔE 0.054
- Dusty Grape #545775 ΔE 0.057
Use #355B62 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.