#738B87
Closest named color: Steel Grey (#6F828A). oklch(61.7% 0.028 184.2), rgb(115, 139, 135).
Aa
Black text reads best on this color (5.77:1).
About this color
#738B87 is a medium-dark close to neutral grey. In OKLCH its lightness is 62%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Steel Grey (#6F828A), ΔE 0.029 away. Black text reads best on it, at 5.77:1.
| Hue family | Neutrals |
| Lightness | medium-dark (62%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Steel Grey (#6F828A) |
| Black text | 5.77:1 |
| White text | 3.63:1 |
Values
| HEX | #738B87 |
| RGB | rgb(115, 139, 135) |
| HSL | hsl(170, 9%, 50%) |
| OKLCH | oklch(61.7% 0.028 184.2) |
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 #738B87 | 3.63:1 | AA large text | Lc -69.5 | Content text, not long reading |
| Black text on #738B87 | 5.77:1 | AA | Lc 40.1 | Non-text elements, placeholder text |
| #738B87 text on white | 3.63:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #738B87 text on black | 5.77:1 | AA | Lc -37.7 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBEA
oklch(93.7% 0.004 179.7)
-
Step 200
200
#D4DBD9
oklch(88.5% 0.008 177.3)
-
Step 300
300
#B7C4C1
oklch(80.9% 0.015 180.6)
-
Step 400
400
#92A5A2
oklch(70.6% 0.022 185.2)
-
Step 500
500 (this color)
#738B87
oklch(61.7% 0.028 184.2)
-
Step 600
600
#607975
oklch(55.5% 0.03 184.5)
-
Step 700
700
#4F6662
oklch(49% 0.028 183.3)
-
Step 800
800
#415350
oklch(42.6% 0.023 184)
-
Step 900
900
#374543
oklch(37.7% 0.018 185.8)
-
Step 950
950
#202827
oklch(26.9% 0.011 187.3)
#738B87 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) | #898887 | 0.031 |
| Deuteranopia (no green cones) | #848587 | 0.028 |
| Tritanopia (no blue cones) | #6D8C8A | 0.008 |
| Achromatopsia (no color) | #868686 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738B87
#738B87
oklch(61.7% 0.028 184.2)
- #957E83
#957E83
oklch(61.6% 0.029 3.3)
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 #738B87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Grey #6F828A ΔE 0.029
- Steel #738595 ΔE 0.032
- Light Slate Gray #778899 ΔE 0.032
- Gray #808080 ΔE 0.033
- Medium Grey #7D7F7C ΔE 0.034
- Slate Gray #708090 ΔE 0.040
- Blue Grey #758DA3 ΔE 0.042
- Dusty Teal #4C9085 ΔE 0.045
Use #738B87 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.