#747AAA
Closest named color: Lavender Gray (#7E7F9A). oklch(59.3% 0.074 278.4), rgb(116, 122, 170).
Aa
Black text reads best on this color (5.10:1).
About this color
#747AAA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.074 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.035 away. Black text reads best on it, at 5.10:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 5.10:1 |
| White text | 4.11:1 |
Values
| HEX | #747AAA |
| RGB | rgb(116, 122, 170) |
| HSL | hsl(233, 24%, 56%) |
| OKLCH | oklch(59.3% 0.074 278.4) |
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 #747AAA | 4.11:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #747AAA | 5.10:1 | AA | Lc 35.9 | Non-text elements, placeholder text |
| #747AAA text on white | 4.11:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #747AAA text on black | 5.10:1 | AA | Lc -33.4 | 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 600.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D8E6
oklch(88.5% 0.019 279.5)
-
Step 300
300
#BBBFD6
oklch(80.9% 0.033 277.8)
-
Step 400
400
#999EC2
oklch(70.8% 0.053 278.8)
-
Step 500
500
#8086B3
oklch(63.2% 0.068 278.4)
-
Step 600
600 (this color)
#747AAA
oklch(59.3% 0.074 278.4)
-
Step 700
700
#585D87
oklch(49.2% 0.067 278.4)
-
Step 800
800
#484C6E
oklch(42.8% 0.057 278.5)
-
Step 900
900
#3C3F59
oklch(37.6% 0.045 278.9)
-
Step 950
950
#232534
oklch(26.9% 0.028 278.4)
#747AAA 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) | #6C7FAC | 0.016 |
| Deuteranopia (no green cones) | #697BA9 | 0.015 |
| Tritanopia (no blue cones) | #66838B | 0.065 |
| Achromatopsia (no color) | #7D7D7D | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #747AAA
#747AAA
oklch(59.3% 0.074 278.4)
- #897F4A
#897F4A
oklch(59.3% 0.074 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 #747AAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.035
- Off Blue #5684AE ΔE 0.043
- Dusty Blue #5A86AD ΔE 0.043
- Slate Gray #708090 ΔE 0.049
- Faded Blue #658CBB ΔE 0.051
- Steel #738595 ΔE 0.052
- Grey Purple #826D8C ΔE 0.052
- Stormy Blue #507B9C ΔE 0.053
Use #747AAA 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.