#355C8C
Closest named color: Light Navy Blue (#2E5A88). oklch(46.9% 0.09 254.5), rgb(53, 92, 140).
Aa
White text reads best on this color (6.86:1).
About this color
#355C8C is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.090 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.012 away. White text reads best on it, at 6.86:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 3.06:1 |
| White text | 6.86:1 |
Values
| HEX | #355C8C |
| RGB | rgb(53, 92, 140) |
| HSL | hsl(213, 45%, 38%) |
| OKLCH | oklch(46.9% 0.09 254.5) |
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 #355C8C | 6.86:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #355C8C | 3.06:1 | AA large text | Lc 20.5 | Dividers and decoration only |
| #355C8C text on white | 6.86:1 | AA | Lc 83.5 | Fine for body text |
| #355C8C text on black | 3.06:1 | AA large text | Lc -18.4 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EAF2
oklch(93.5% 0.013 255.5)
-
Step 200
200
#CFDAE9
oklch(88.5% 0.024 256.1)
-
Step 300
300
#AEC3DD
oklch(81% 0.043 253.8)
-
Step 400
400
#83A3CC
oklch(70.7% 0.07 254.8)
-
Step 500
500
#638CBF
oklch(63.1% 0.09 254.4)
-
Step 600
600
#4A75AB
oklch(55.5% 0.097 254.8)
-
Step 700
700 (this color)
#355C8C
oklch(46.9% 0.09 254.5)
-
Step 800
800
#315077
oklch(42.6% 0.075 254.8)
-
Step 900
900
#2C4360
oklch(37.8% 0.058 254.7)
-
Step 950
950
#1A2738
oklch(26.9% 0.037 255.4)
#355C8C 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) | #485F8E | 0.025 |
| Deuteranopia (no green cones) | #3C578B | 0.015 |
| Tritanopia (no blue cones) | #00676D | 0.076 |
| Achromatopsia (no color) | #5A5A5A | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #355C8C
#355C8C
oklch(46.9% 0.09 254.5)
- #785213
#785213
oklch(46.9% 0.09 74.7)
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 #355C8C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.012
- Denim Blue #3B5B92 ΔE 0.013
- Denim #3B638C ΔE 0.023
- Dusky Blue #475F94 ΔE 0.027
- Dusk Blue #26538D ΔE 0.033
- YInMn Blue #415A77 ΔE 0.035
- Dusk #4E5481 ΔE 0.037
- Peacock Blue #016795 ΔE 0.038
Use #355C8C 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.