#727BB1
Closest named color: Off Blue (#5684AE). oklch(59.7% 0.083 276.3), rgb(114, 123, 177).
Aa
Black text reads best on this color (5.18:1).
About this color
#727BB1 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.083 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Off Blue (#5684AE), ΔE 0.042 away. Black text reads best on it, at 5.18:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Off Blue (#5684AE) |
| Black text | 5.18:1 |
| White text | 4.05:1 |
Values
| HEX | #727BB1 |
| RGB | rgb(114, 123, 177) |
| HSL | hsl(231, 29%, 57%) |
| OKLCH | oklch(59.7% 0.083 276.3) |
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 #727BB1 | 4.05:1 | AA large text | Lc -73.2 | Content text, not long reading |
| Black text on #727BB1 | 5.18:1 | AA | Lc 36.4 | Non-text elements, placeholder text |
| #727BB1 text on white | 4.05:1 | AA large text | Lc 67.7 | Content text, not long reading |
| #727BB1 text on black | 5.18:1 | AA | Lc -34.0 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7E9F2
oklch(93.5% 0.012 276.1)
-
Step 200
200
#D5D8E8
oklch(88.5% 0.022 277.5)
-
Step 300
300
#B9BFDB
oklch(80.9% 0.04 275.9)
-
Step 400
400
#959ECA
oklch(70.8% 0.065 275.6)
-
Step 500
500 (this color)
#727BB1
oklch(59.7% 0.083 276.3)
-
Step 600
600
#656EA8
oklch(55.5% 0.091 276.3)
-
Step 700
700
#545C90
oklch(49.1% 0.084 276.2)
-
Step 800
800
#454B75
oklch(42.7% 0.07 276.8)
-
Step 900
900
#3A3F5E
oklch(37.7% 0.053 276.5)
-
Step 950
950
#222537
oklch(27% 0.034 276.6)
#727BB1 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) | #6A81B3 | 0.018 |
| Deuteranopia (no green cones) | #667CB0 | 0.016 |
| Tritanopia (no blue cones) | #60858E | 0.074 |
| Achromatopsia (no color) | #7E7E7E | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #727BB1
#727BB1
oklch(59.7% 0.083 276.3)
- #8E7F42
#8E7F42
oklch(59.7% 0.083 95.8)
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 #727BB1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Blue #5684AE ΔE 0.042
- Dusty Blue #5A86AD ΔE 0.042
- Lavender Gray #7E7F9A ΔE 0.044
- Faded Blue #658CBB ΔE 0.046
- Cool Blue #4984B8 ΔE 0.050
- Steel Blue #4682B4 ΔE 0.051
- Stormy Blue #507B9C ΔE 0.056
- Silver Lake Blue #778DA9 ΔE 0.057
Use #727BB1 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.