#5356B0
Closest named color: Iris (#6258C4). oklch(49.8% 0.14 278.6), rgb(83, 86, 176).
Aa
White text reads best on this color (6.31:1).
About this color
#5356B0 is a medium-dark, vivid blue. In OKLCH its lightness is 50%, its chroma 0.140 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.039 away. White text reads best on it, at 6.31:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.140) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.32:1 |
| White text | 6.31:1 |
Values
| HEX | #5356B0 |
| RGB | rgb(83, 86, 176) |
| HSL | hsl(238, 37%, 51%) |
| OKLCH | oklch(49.8% 0.14 278.6) |
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 #5356B0 | 6.31:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #5356B0 | 3.32:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #5356B0 text on white | 6.31:1 | AA | Lc 81.2 | Fine for body text |
| #5356B0 text on black | 3.32:1 | AA large text | Lc -20.7 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D3D7F2
oklch(88.4% 0.037 278.9)
-
Step 300
300
#B6BDED
oklch(80.9% 0.068 278.3)
-
Step 400
400
#9199E3
oklch(70.6% 0.108 278.5)
-
Step 500
500
#787EDB
oklch(63% 0.139 278.8)
-
Step 600
600
#6266C9
oklch(55.6% 0.15 278.6)
-
Step 700
700 (this color)
#5356B0
oklch(49.8% 0.14 278.6)
-
Step 800
800
#42458D
oklch(42.6% 0.117 278.4)
-
Step 900
900
#383B70
oklch(37.7% 0.089 278.7)
-
Step 950
950
#202342
oklch(27% 0.057 277.6)
#5356B0 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) | #2964B3 | 0.053 |
| Deuteranopia (no green cones) | #1E5CAE | 0.056 |
| Tritanopia (no blue cones) | #2B6A7B | 0.122 |
| Achromatopsia (no color) | #606060 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5356B0
#5356B0
oklch(49.8% 0.14 278.6)
- #726300
#726300
oklch(49.9% 0.103 98.9)
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 #5356B0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.039
- Dusky Blue #475F94 ΔE 0.057
- French Blue #436BAD ΔE 0.058
- Slate Blue #6A5ACD ΔE 0.058
- Twilight #4E518B ΔE 0.060
- Denim Blue #3B5B92 ΔE 0.061
- Dark Periwinkle #665FD1 ΔE 0.063
- Bluey Purple #6241C7 ΔE 0.063
Use #5356B0 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.