#737798
Closest named color: Lavender Gray (#7E7F9A). oklch(57.8% 0.051 279.3), rgb(115, 119, 152).
Aa
Black text reads best on this color (4.82:1).
About this color
#737798 is a medium-dark, muted blue. In OKLCH its lightness is 58%, its chroma 0.051 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Gray (#7E7F9A), ΔE 0.029 away. Black text reads best on it, at 4.82:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Lavender Gray (#7E7F9A) |
| Black text | 4.82:1 |
| White text | 4.35:1 |
Values
| HEX | #737798 |
| RGB | rgb(115, 119, 152) |
| HSL | hsl(234, 15%, 52%) |
| OKLCH | oklch(57.8% 0.051 279.3) |
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 #737798 | 4.35:1 | AA large text | Lc -75.7 | Fine for body text |
| Black text on #737798 | 4.82:1 | AA | Lc 33.9 | Non-text elements, placeholder text |
| #737798 text on white | 4.35:1 | AA large text | Lc 70.2 | Content text, not long reading |
| #737798 text on black | 4.82:1 | AA | Lc -31.5 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9EE
oklch(93.5% 0.007 286.3)
-
Step 200
200
#D7D8E2
oklch(88.4% 0.014 281.5)
-
Step 300
300
#BDBFD0
oklch(80.8% 0.024 280.5)
-
Step 400
400
#9B9FB8
oklch(70.8% 0.037 278.2)
-
Step 500
500
#8387A6
oklch(63.1% 0.047 279.2)
-
Step 600
600 (this color)
#737798
oklch(57.8% 0.051 279.3)
-
Step 700
700
#5B5E7C
oklch(49.1% 0.048 280)
-
Step 800
800
#4A4D65
oklch(42.7% 0.04 279)
-
Step 900
900
#3E4052
oklch(37.7% 0.031 279.8)
-
Step 950
950
#242630
oklch(27.1% 0.019 276.2)
#737798 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) | #6E7A99 | 0.010 |
| Deuteranopia (no green cones) | #6C7897 | 0.010 |
| Tritanopia (no blue cones) | #6A7D82 | 0.046 |
| Achromatopsia (no color) | #797979 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #737798
#737798
oklch(57.8% 0.051 279.3)
- #817B58
#817B58
oklch(57.9% 0.051 99.6)
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 #737798, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Gray #7E7F9A ΔE 0.029
- Slate Gray #708090 ΔE 0.032
- Grey Blue #647D8E ΔE 0.034
- Grey Purple #826D8C ΔE 0.034
- Battleship Grey #6B7C85 ΔE 0.039
- Purple Grey #866F85 ΔE 0.040
- Steel #738595 ΔE 0.042
- Battleship Gray #6C757D ΔE 0.044
Use #737798 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.