#7C8CA6
Closest named color: Silver Lake Blue (#778DA9). oklch(63.7% 0.043 260.1), rgb(124, 140, 166).
Aa
Black text reads best on this color (6.15:1).
About this color
#7C8CA6 is a medium-light, muted blue. In OKLCH its lightness is 64%, its chroma 0.043 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Silver Lake Blue (#778DA9), ΔE 0.007 away. Black text reads best on it, at 6.15:1.
| Hue family | Blues |
| Lightness | medium-light (64%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Silver Lake Blue (#778DA9) |
| Black text | 6.15:1 |
| White text | 3.40:1 |
Values
| HEX | #7C8CA6 |
| RGB | rgb(124, 140, 166) |
| HSL | hsl(217, 19%, 57%) |
| OKLCH | oklch(63.7% 0.043 260.1) |
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 #7C8CA6 | 3.40:1 | AA large text | Lc -67.1 | Content text, not long reading |
| Black text on #7C8CA6 | 6.15:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #7C8CA6 text on white | 3.40:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #7C8CA6 text on black | 6.15:1 | AA | Lc -40.1 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D5D9E1
oklch(88.5% 0.012 264.5)
-
Step 300
300
#B9C1CF
oklch(80.9% 0.022 261.8)
-
Step 400
400
#94A1B6
oklch(70.6% 0.034 260)
-
Step 500
500 (this color)
#7C8CA6
oklch(63.7% 0.043 260.1)
-
Step 600
600
#63748F
oklch(55.5% 0.047 259.6)
-
Step 700
700
#52617A
oklch(49% 0.044 260.5)
-
Step 800
800
#435063
oklch(42.8% 0.036 257.8)
-
Step 900
900
#394251
oklch(37.7% 0.028 260.6)
-
Step 950
950
#21272F
oklch(27% 0.017 255.7)
#7C8CA6 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) | #838DA7 | 0.010 |
| Deuteranopia (no green cones) | #7F89A5 | 0.009 |
| Tritanopia (no blue cones) | #719194 | 0.038 |
| Achromatopsia (no color) | #8B8B8B | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C8CA6
#7C8CA6
oklch(63.7% 0.043 260.1)
- #99896E
#99896E
oklch(63.7% 0.043 80.7)
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 #7C8CA6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Silver Lake Blue #778DA9 ΔE 0.007
- Blue Grey #758DA3 ΔE 0.011
- Light Slate Gray #778899 ΔE 0.022
- Steel #738595 ΔE 0.032
- Lavender Gray #7E7F9A ΔE 0.036
- Faded Blue #658CBB ΔE 0.041
- Cool Gray #8D99AE ΔE 0.045
- Slate Gray #708090 ΔE 0.046
Use #7C8CA6 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.