#737C95
Closest named color: Slate Gray (#708090). oklch(58.8% 0.04 269.6), rgb(115, 124, 149).
Aa
Black text reads best on this color (5.04:1).
About this color
#737C95 is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.040 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Gray (#708090), ΔE 0.016 away. Black text reads best on it, at 5.04:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Slate Gray (#708090) |
| Black text | 5.04:1 |
| White text | 4.16:1 |
Values
| HEX | #737C95 |
| RGB | rgb(115, 124, 149) |
| HSL | hsl(224, 14%, 52%) |
| OKLCH | oklch(58.8% 0.04 269.6) |
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 #737C95 | 4.16:1 | AA large text | Lc -74.2 | Content text, not long reading |
| Black text on #737C95 | 5.04:1 | AA | Lc 35.4 | Non-text elements, placeholder text |
| #737C95 text on white | 4.16:1 | AA large text | Lc 68.7 | Content text, not long reading |
| #737C95 text on black | 5.04:1 | AA | Lc -33.0 | 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 600.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E8EAED
oklch(93.6% 0.005 258.3)
-
Step 200
200
#D6D9E0
oklch(88.5% 0.01 267.4)
-
Step 300
300
#BCC0CD
oklch(80.9% 0.019 272.3)
-
Step 400
400
#99A0B3
oklch(70.6% 0.029 269.5)
-
Step 500
500
#8089A0
oklch(63.1% 0.036 268.5)
-
Step 600
600 (this color)
#737C95
oklch(58.8% 0.04 269.6)
-
Step 700
700
#586076
oklch(49.1% 0.037 269.4)
-
Step 800
800
#484E60
oklch(42.6% 0.031 270.6)
-
Step 900
900
#3C414F
oklch(37.6% 0.025 269.7)
-
Step 950
950
#23262E
oklch(26.9% 0.016 269.1)
#737C95 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) | #757E96 | 0.007 |
| Deuteranopia (no green cones) | #727B94 | 0.003 |
| Tritanopia (no blue cones) | #6B8184 | 0.036 |
| Achromatopsia (no color) | #7C7C7C | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #737C95
#737C95
oklch(58.8% 0.04 269.6)
- #867C62
#867C62
oklch(58.8% 0.04 89.5)
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 #737C95, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Gray #708090 ΔE 0.016
- Lavender Gray #7E7F9A ΔE 0.020
- Grey Blue #647D8E ΔE 0.024
- Steel #738595 ΔE 0.026
- Battleship Grey #6B7C85 ΔE 0.029
- Steel Grey #6F828A ΔE 0.029
- Light Slate Gray #778899 ΔE 0.035
- Battleship Gray #6C757D ΔE 0.040
Use #737C95 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.