#355D7D
Closest named color: YInMn Blue (#415A77). oklch(46.3% 0.069 244.2), rgb(53, 93, 125).
Aa
White text reads best on this color (6.96:1).
About this color
#355D7D is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.069 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.016 away. White text reads best on it, at 6.96:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.01:1 |
| White text | 6.96:1 |
Values
| HEX | #355D7D |
| RGB | rgb(53, 93, 125) |
| HSL | hsl(207, 40%, 35%) |
| OKLCH | oklch(46.3% 0.069 244.2) |
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 #355D7D | 6.96:1 | AA | Lc -89.0 | Fine for body text |
| Black text on #355D7D | 3.01:1 | AA large text | Lc 20.0 | Dividers and decoration only |
| #355D7D text on white | 6.96:1 | AA | Lc 84.0 | Fine for body text |
| #355D7D text on black | 3.01:1 | AA large text | Lc -18.0 | 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 700.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBF0
oklch(93.7% 0.009 242.8)
-
Step 200
200
#CFDBE5
oklch(88.5% 0.019 243)
-
Step 300
300
#AFC4D5
oklch(81% 0.033 242.4)
-
Step 400
400
#85A5C0
oklch(70.7% 0.053 244.1)
-
Step 500
500
#658EB0
oklch(63% 0.069 244.2)
-
Step 600
600
#4C789C
oklch(55.6% 0.074 244.4)
-
Step 700
700 (this color)
#355D7D
oklch(46.3% 0.069 244.2)
-
Step 800
800
#33526C
oklch(42.6% 0.057 245)
-
Step 900
900
#2D4458
oklch(37.7% 0.045 245.6)
-
Step 950
950
#1A2833
oklch(26.9% 0.028 242.7)
#355D7D 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) | #4F5D7E | 0.032 |
| Deuteranopia (no green cones) | #46567C | 0.027 |
| Tritanopia (no blue cones) | #006568 | 0.058 |
| Achromatopsia (no color) | #595959 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #355D7D
#355D7D
oklch(46.3% 0.069 244.2)
- #74502D
#74502D
oklch(46.3% 0.07 63.8)
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 #355D7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.016
- Light Navy Blue #2E5A88 ΔE 0.023
- Denim #3B638C ΔE 0.029
- Denim Blue #3B5B92 ΔE 0.038
- Dusk #4E5481 ΔE 0.041
- Dusty Grape #545775 ΔE 0.041
- Dusky Blue #475F94 ΔE 0.045
- Peacock Blue #016795 ΔE 0.046
Use #355D7D 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.