#5359BE
Closest named color: Iris (#6258C4). oklch(51.3% 0.156 276.8), rgb(83, 89, 190).
Aa
White text reads best on this color (5.93:1).
About this color
#5359BE is a medium-dark, vivid blue. In OKLCH its lightness is 51%, its chroma 0.156 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.024 away. White text reads best on it, at 5.93:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.54:1 |
| White text | 5.93:1 |
Values
| HEX | #5359BE |
| RGB | rgb(83, 89, 190) |
| HSL | hsl(237, 45%, 54%) |
| OKLCH | oklch(51.3% 0.156 276.8) |
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 #5359BE | 5.93:1 | AA | Lc -84.6 | Fine for body text |
| Black text on #5359BE | 3.54:1 | AA large text | Lc 24.7 | Dividers and decoration only |
| #5359BE text on white | 5.93:1 | AA | Lc 79.4 | Fine for body text |
| #5359BE text on black | 3.54:1 | AA large text | Lc -22.4 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D1D7F5
oklch(88.4% 0.042 276.6)
-
Step 300
300
#B4BDF2
oklch(81% 0.076 277.1)
-
Step 400
400
#8E99EB
oklch(70.8% 0.12 277)
-
Step 500
500
#737DE5
oklch(63% 0.155 276.8)
-
Step 600
600
#5D64D3
oklch(55.6% 0.168 276.7)
-
Step 700
700 (this color)
#5359BE
oklch(51.3% 0.156 276.8)
-
Step 800
800
#3F4494
oklch(42.7% 0.129 276.7)
-
Step 900
900
#353A76
oklch(37.7% 0.101 276.8)
-
Step 950
950
#1F2245
oklch(26.9% 0.064 277.4)
#5359BE 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) | #1E68C2 | 0.057 |
| Deuteranopia (no green cones) | #0160BC | 0.063 |
| Tritanopia (no blue cones) | #187083 | 0.136 |
| Achromatopsia (no color) | #646464 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5359BE
#5359BE
oklch(51.3% 0.156 276.8)
- #786600
#786600
oklch(51.2% 0.106 97)
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 #5359BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.024
- Slate Blue #6A5ACD ΔE 0.042
- Dark Periwinkle #665FD1 ΔE 0.044
- Warm Blue #4B57DB ΔE 0.047
- Light Indigo #6D5ACF ΔE 0.048
- Bluey Purple #6241C7 ΔE 0.058
- French Blue #436BAD ΔE 0.060
- Mid Blue #276AB3 ΔE 0.063
Use #5359BE 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.