#5F67BF
Closest named color: Dark Periwinkle (#665FD1). oklch(55% 0.136 277), rgb(95, 103, 191).
Aa
White text reads best on this color (5.02:1).
About this color
#5F67BF is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.136 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.037 away. White text reads best on it, at 5.02:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.17:1 |
| White text | 5.02:1 |
Values
| HEX | #5F67BF |
| RGB | rgb(95, 103, 191) |
| HSL | hsl(235, 43%, 56%) |
| OKLCH | oklch(55% 0.136 277) |
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 #5F67BF | 5.02:1 | AA | Lc -80.0 | Fine for body text |
| Black text on #5F67BF | 4.17:1 | AA large text | Lc 29.5 | Dividers and decoration only |
| #5F67BF text on white | 5.02:1 | AA | Lc 74.6 | Content text, not long reading |
| #5F67BF text on black | 4.17:1 | AA large text | Lc -27.1 | 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 600.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D3D8F0
oklch(88.6% 0.033 276.3)
-
Step 300
300
#B6BEE8
oklch(80.9% 0.06 276.5)
-
Step 400
400
#919BDD
oklch(70.7% 0.097 277)
-
Step 500
500
#7781D4
oklch(63.1% 0.125 277)
-
Step 600
600 (this color)
#5F67BF
oklch(55% 0.136 277)
-
Step 700
700
#5057A7
oklch(49.1% 0.126 276.9)
-
Step 800
800
#424787
oklch(42.7% 0.105 277.6)
-
Step 900
900
#373C6C
oklch(37.6% 0.082 277.2)
-
Step 950
950
#20243F
oklch(27.1% 0.05 276.1)
#5F67BF 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) | #4173C2 | 0.043 |
| Deuteranopia (no green cones) | #386BBD | 0.045 |
| Tritanopia (no blue cones) | #387A8A | 0.119 |
| Achromatopsia (no color) | #6F6F6F | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F67BF
#5F67BF
oklch(55% 0.136 277)
- #847100
#847100
oklch(55% 0.114 97.4)
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 #5F67BF, closest first.
No curated palette has a color within ΔE 0.04 of #5F67BF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.037
- Iris #6258C4 ΔE 0.039
- Slate Blue #6A5ACD ΔE 0.043
- Light Indigo #6D5ACF ΔE 0.046
- French Blue #436BAD ΔE 0.047
- Windows Blue #3778BF ΔE 0.058
- Royal Blue #4169E1 ΔE 0.061
- Mid Blue #276AB3 ΔE 0.063
Use #5F67BF 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.