#707F8F
Closest named color: Slate Gray (#708090). oklch(59% 0.03 250), rgb(112, 127, 143).
Aa
Black text reads best on this color (5.12:1).
About this color
#707F8F is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.030 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Gray (#708090), ΔE 0.003 away. Black text reads best on it, at 5.12:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.030) |
| Temperature | cool |
| Nearest name | Slate Gray (#708090) |
| Black text | 5.12:1 |
| White text | 4.10:1 |
Values
| HEX | #707F8F |
| RGB | rgb(112, 127, 143) |
| HSL | hsl(211, 12%, 50%) |
| OKLCH | oklch(59% 0.03 250) |
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 #707F8F | 4.10:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #707F8F | 5.12:1 | AA | Lc 35.9 | Non-text elements, placeholder text |
| #707F8F text on white | 4.10:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #707F8F text on black | 5.12:1 | AA | Lc -33.5 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D5DADE
oklch(88.6% 0.008 241.7)
-
Step 300
300
#BAC1C9
oklch(80.8% 0.014 251.6)
-
Step 400
400
#97A2AE
oklch(70.7% 0.022 250.5)
-
Step 500
500
#7D8B9A
oklch(63.1% 0.028 250.1)
-
Step 600
600 (this color)
#707F8F
oklch(59% 0.03 250)
-
Step 700
700
#556270
oklch(49% 0.028 250.3)
-
Step 800
800
#46505C
oklch(42.7% 0.024 253.1)
-
Step 900
900
#3A434B
oklch(37.8% 0.018 245.1)
-
Step 950
950
#22272C
oklch(27% 0.012 248.3)
#707F8F 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) | #797F90 | 0.013 |
| Deuteranopia (no green cones) | #767C8F | 0.011 |
| Tritanopia (no blue cones) | #688384 | 0.026 |
| Achromatopsia (no color) | #7D7D7D | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #707F8F
#707F8F
oklch(59% 0.03 250)
- #897A6A
#897A6A
oklch(58.9% 0.03 69)
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 #707F8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Gray #708090 ΔE 0.003
- Steel Grey #6F828A ΔE 0.014
- Grey Blue #647D8E ΔE 0.018
- Battleship Grey #6B7C85 ΔE 0.018
- Steel #738595 ΔE 0.018
- Lavender Gray #7E7F9A ΔE 0.027
- Light Slate Gray #778899 ΔE 0.029
- Gray #808080 ΔE 0.032
Use #707F8F 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.