#7F9ECF
Closest named color: Greyblue (#77A1B5). oklch(69.5% 0.08 259.4), rgb(127, 158, 207).
Aa
Black text reads best on this color (7.69:1).
About this color
#7F9ECF is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.080 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.044 away. Black text reads best on it, at 7.69:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.69:1 |
| White text | 2.72:1 |
Values
| HEX | #7F9ECF |
| RGB | rgb(127, 158, 207) |
| HSL | hsl(217, 45%, 65%) |
| OKLCH | oklch(69.5% 0.08 259.4) |
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 #7F9ECF | 2.72:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #7F9ECF | 7.69:1 | AAA | Lc 51.2 | Large or bold text, headings |
| #7F9ECF text on white | 2.72:1 | Fails | Lc 52.8 | Large or bold text, headings |
| #7F9ECF text on black | 7.69:1 | AAA | Lc -49.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CEDAEC
oklch(88.5% 0.028 258.4)
-
Step 300
300
#AEC2E2
oklch(81% 0.05 259.8)
-
Step 400
400 (this color)
#7F9ECF
oklch(69.5% 0.08 259.4)
-
Step 500
500
#638AC7
oklch(63% 0.102 259.1)
-
Step 600
600
#4A73B4
oklch(55.6% 0.112 259.3)
-
Step 700
700
#3B609B
oklch(49% 0.104 259.4)
-
Step 800
800
#314F7E
oklch(42.8% 0.086 259.1)
-
Step 900
900
#2C4265
oklch(37.8% 0.066 259.4)
-
Step 950
950
#1A273B
oklch(27.1% 0.042 258.8)
#7F9ECF 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) | #8DA1D1 | 0.020 |
| Deuteranopia (no green cones) | #8499CE | 0.014 |
| Tritanopia (no blue cones) | #64A8AF | 0.070 |
| Achromatopsia (no color) | #9C9C9C | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F9ECF
#7F9ECF
oklch(69.5% 0.08 259.4)
- #B89762
#B89762
oklch(69.4% 0.081 78.7)
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 #7F9ECF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.044
- Cool Gray #8D99AE ΔE 0.049
- Bluey Grey #89A0B0 ΔE 0.049
- Bluegrey #85A3B2 ΔE 0.050
- Cool Steel #97A7B3 ΔE 0.063
- Cornflower Blue #6495ED ΔE 0.064
- Faded Blue #658CBB ΔE 0.065
- Silver Lake Blue #778DA9 ΔE 0.066
Use #7F9ECF 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.